This commit is contained in:
tatianamac
2019-11-26 14:50:43 -08:00
parent 8a55660ed0
commit 6d5445ecc5
13894 changed files with 2233957 additions and 0 deletions

285
node_modules/markdown-it/lib/rules_block/blockquote.js generated vendored Normal file
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// Block quotes
'use strict';
var isSpace = require('../common/utils').isSpace;
module.exports = function blockquote(state, startLine, endLine, silent) {
var adjustTab,
ch,
i,
initial,
l,
lastLineEmpty,
lines,
nextLine,
offset,
oldBMarks,
oldBSCount,
oldIndent,
oldParentType,
oldSCount,
oldTShift,
spaceAfterMarker,
terminate,
terminatorRules,
token,
wasOutdented,
oldLineMax = state.lineMax,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = state.eMarks[startLine];
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
// check the block quote marker
if (state.src.charCodeAt(pos++) !== 0x3E/* > */) { return false; }
// we know that it's going to be a valid blockquote,
// so no point trying to find the end of it in silent mode
if (silent) { return true; }
// skip spaces after ">" and re-calculate offset
initial = offset = state.sCount[startLine] + pos - (state.bMarks[startLine] + state.tShift[startLine]);
// skip one optional space after '>'
if (state.src.charCodeAt(pos) === 0x20 /* space */) {
// ' > test '
// ^ -- position start of line here:
pos++;
initial++;
offset++;
adjustTab = false;
spaceAfterMarker = true;
} else if (state.src.charCodeAt(pos) === 0x09 /* tab */) {
spaceAfterMarker = true;
if ((state.bsCount[startLine] + offset) % 4 === 3) {
// ' >\t test '
// ^ -- position start of line here (tab has width===1)
pos++;
initial++;
offset++;
adjustTab = false;
} else {
// ' >\t test '
// ^ -- position start of line here + shift bsCount slightly
// to make extra space appear
adjustTab = true;
}
} else {
spaceAfterMarker = false;
}
oldBMarks = [ state.bMarks[startLine] ];
state.bMarks[startLine] = pos;
while (pos < max) {
ch = state.src.charCodeAt(pos);
if (isSpace(ch)) {
if (ch === 0x09) {
offset += 4 - (offset + state.bsCount[startLine] + (adjustTab ? 1 : 0)) % 4;
} else {
offset++;
}
} else {
break;
}
pos++;
}
oldBSCount = [ state.bsCount[startLine] ];
state.bsCount[startLine] = state.sCount[startLine] + 1 + (spaceAfterMarker ? 1 : 0);
lastLineEmpty = pos >= max;
oldSCount = [ state.sCount[startLine] ];
state.sCount[startLine] = offset - initial;
oldTShift = [ state.tShift[startLine] ];
state.tShift[startLine] = pos - state.bMarks[startLine];
terminatorRules = state.md.block.ruler.getRules('blockquote');
oldParentType = state.parentType;
state.parentType = 'blockquote';
wasOutdented = false;
// Search the end of the block
//
// Block ends with either:
// 1. an empty line outside:
// ```
// > test
//
// ```
// 2. an empty line inside:
// ```
// >
// test
// ```
// 3. another tag:
// ```
// > test
// - - -
// ```
for (nextLine = startLine + 1; nextLine < endLine; nextLine++) {
// check if it's outdented, i.e. it's inside list item and indented
// less than said list item:
//
// ```
// 1. anything
// > current blockquote
// 2. checking this line
// ```
if (state.sCount[nextLine] < state.blkIndent) wasOutdented = true;
pos = state.bMarks[nextLine] + state.tShift[nextLine];
max = state.eMarks[nextLine];
if (pos >= max) {
// Case 1: line is not inside the blockquote, and this line is empty.
break;
}
if (state.src.charCodeAt(pos++) === 0x3E/* > */ && !wasOutdented) {
// This line is inside the blockquote.
// skip spaces after ">" and re-calculate offset
initial = offset = state.sCount[nextLine] + pos - (state.bMarks[nextLine] + state.tShift[nextLine]);
// skip one optional space after '>'
if (state.src.charCodeAt(pos) === 0x20 /* space */) {
// ' > test '
// ^ -- position start of line here:
pos++;
initial++;
offset++;
adjustTab = false;
spaceAfterMarker = true;
} else if (state.src.charCodeAt(pos) === 0x09 /* tab */) {
spaceAfterMarker = true;
if ((state.bsCount[nextLine] + offset) % 4 === 3) {
// ' >\t test '
// ^ -- position start of line here (tab has width===1)
pos++;
initial++;
offset++;
adjustTab = false;
} else {
// ' >\t test '
// ^ -- position start of line here + shift bsCount slightly
// to make extra space appear
adjustTab = true;
}
} else {
spaceAfterMarker = false;
}
oldBMarks.push(state.bMarks[nextLine]);
state.bMarks[nextLine] = pos;
while (pos < max) {
ch = state.src.charCodeAt(pos);
if (isSpace(ch)) {
if (ch === 0x09) {
offset += 4 - (offset + state.bsCount[nextLine] + (adjustTab ? 1 : 0)) % 4;
} else {
offset++;
}
} else {
break;
}
pos++;
}
lastLineEmpty = pos >= max;
oldBSCount.push(state.bsCount[nextLine]);
state.bsCount[nextLine] = state.sCount[nextLine] + 1 + (spaceAfterMarker ? 1 : 0);
oldSCount.push(state.sCount[nextLine]);
state.sCount[nextLine] = offset - initial;
oldTShift.push(state.tShift[nextLine]);
state.tShift[nextLine] = pos - state.bMarks[nextLine];
continue;
}
// Case 2: line is not inside the blockquote, and the last line was empty.
if (lastLineEmpty) { break; }
// Case 3: another tag found.
terminate = false;
for (i = 0, l = terminatorRules.length; i < l; i++) {
if (terminatorRules[i](state, nextLine, endLine, true)) {
terminate = true;
break;
}
}
if (terminate) {
// Quirk to enforce "hard termination mode" for paragraphs;
// normally if you call `tokenize(state, startLine, nextLine)`,
// paragraphs will look below nextLine for paragraph continuation,
// but if blockquote is terminated by another tag, they shouldn't
state.lineMax = nextLine;
if (state.blkIndent !== 0) {
// state.blkIndent was non-zero, we now set it to zero,
// so we need to re-calculate all offsets to appear as
// if indent wasn't changed
oldBMarks.push(state.bMarks[nextLine]);
oldBSCount.push(state.bsCount[nextLine]);
oldTShift.push(state.tShift[nextLine]);
oldSCount.push(state.sCount[nextLine]);
state.sCount[nextLine] -= state.blkIndent;
}
break;
}
oldBMarks.push(state.bMarks[nextLine]);
oldBSCount.push(state.bsCount[nextLine]);
oldTShift.push(state.tShift[nextLine]);
oldSCount.push(state.sCount[nextLine]);
// A negative indentation means that this is a paragraph continuation
//
state.sCount[nextLine] = -1;
}
oldIndent = state.blkIndent;
state.blkIndent = 0;
token = state.push('blockquote_open', 'blockquote', 1);
token.markup = '>';
token.map = lines = [ startLine, 0 ];
state.md.block.tokenize(state, startLine, nextLine);
token = state.push('blockquote_close', 'blockquote', -1);
token.markup = '>';
state.lineMax = oldLineMax;
state.parentType = oldParentType;
lines[1] = state.line;
// Restore original tShift; this might not be necessary since the parser
// has already been here, but just to make sure we can do that.
for (i = 0; i < oldTShift.length; i++) {
state.bMarks[i + startLine] = oldBMarks[i];
state.tShift[i + startLine] = oldTShift[i];
state.sCount[i + startLine] = oldSCount[i];
state.bsCount[i + startLine] = oldBSCount[i];
}
state.blkIndent = oldIndent;
return true;
};

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node_modules/markdown-it/lib/rules_block/code.js generated vendored Normal file
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// Code block (4 spaces padded)
'use strict';
module.exports = function code(state, startLine, endLine/*, silent*/) {
var nextLine, last, token;
if (state.sCount[startLine] - state.blkIndent < 4) { return false; }
last = nextLine = startLine + 1;
while (nextLine < endLine) {
if (state.isEmpty(nextLine)) {
nextLine++;
continue;
}
if (state.sCount[nextLine] - state.blkIndent >= 4) {
nextLine++;
last = nextLine;
continue;
}
break;
}
state.line = last;
token = state.push('code_block', 'code', 0);
token.content = state.getLines(startLine, last, 4 + state.blkIndent, true);
token.map = [ startLine, state.line ];
return true;
};

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node_modules/markdown-it/lib/rules_block/fence.js generated vendored Normal file
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// fences (``` lang, ~~~ lang)
'use strict';
module.exports = function fence(state, startLine, endLine, silent) {
var marker, len, params, nextLine, mem, token, markup,
haveEndMarker = false,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = state.eMarks[startLine];
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
if (pos + 3 > max) { return false; }
marker = state.src.charCodeAt(pos);
if (marker !== 0x7E/* ~ */ && marker !== 0x60 /* ` */) {
return false;
}
// scan marker length
mem = pos;
pos = state.skipChars(pos, marker);
len = pos - mem;
if (len < 3) { return false; }
markup = state.src.slice(mem, pos);
params = state.src.slice(pos, max);
if (params.indexOf(String.fromCharCode(marker)) >= 0) { return false; }
// Since start is found, we can report success here in validation mode
if (silent) { return true; }
// search end of block
nextLine = startLine;
for (;;) {
nextLine++;
if (nextLine >= endLine) {
// unclosed block should be autoclosed by end of document.
// also block seems to be autoclosed by end of parent
break;
}
pos = mem = state.bMarks[nextLine] + state.tShift[nextLine];
max = state.eMarks[nextLine];
if (pos < max && state.sCount[nextLine] < state.blkIndent) {
// non-empty line with negative indent should stop the list:
// - ```
// test
break;
}
if (state.src.charCodeAt(pos) !== marker) { continue; }
if (state.sCount[nextLine] - state.blkIndent >= 4) {
// closing fence should be indented less than 4 spaces
continue;
}
pos = state.skipChars(pos, marker);
// closing code fence must be at least as long as the opening one
if (pos - mem < len) { continue; }
// make sure tail has spaces only
pos = state.skipSpaces(pos);
if (pos < max) { continue; }
haveEndMarker = true;
// found!
break;
}
// If a fence has heading spaces, they should be removed from its inner block
len = state.sCount[startLine];
state.line = nextLine + (haveEndMarker ? 1 : 0);
token = state.push('fence', 'code', 0);
token.info = params;
token.content = state.getLines(startLine + 1, nextLine, len, true);
token.markup = markup;
token.map = [ startLine, state.line ];
return true;
};

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node_modules/markdown-it/lib/rules_block/heading.js generated vendored Normal file
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// heading (#, ##, ...)
'use strict';
var isSpace = require('../common/utils').isSpace;
module.exports = function heading(state, startLine, endLine, silent) {
var ch, level, tmp, token,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = state.eMarks[startLine];
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
ch = state.src.charCodeAt(pos);
if (ch !== 0x23/* # */ || pos >= max) { return false; }
// count heading level
level = 1;
ch = state.src.charCodeAt(++pos);
while (ch === 0x23/* # */ && pos < max && level <= 6) {
level++;
ch = state.src.charCodeAt(++pos);
}
if (level > 6 || (pos < max && !isSpace(ch))) { return false; }
if (silent) { return true; }
// Let's cut tails like ' ### ' from the end of string
max = state.skipSpacesBack(max, pos);
tmp = state.skipCharsBack(max, 0x23, pos); // #
if (tmp > pos && isSpace(state.src.charCodeAt(tmp - 1))) {
max = tmp;
}
state.line = startLine + 1;
token = state.push('heading_open', 'h' + String(level), 1);
token.markup = '########'.slice(0, level);
token.map = [ startLine, state.line ];
token = state.push('inline', '', 0);
token.content = state.src.slice(pos, max).trim();
token.map = [ startLine, state.line ];
token.children = [];
token = state.push('heading_close', 'h' + String(level), -1);
token.markup = '########'.slice(0, level);
return true;
};

45
node_modules/markdown-it/lib/rules_block/hr.js generated vendored Normal file
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// Horizontal rule
'use strict';
var isSpace = require('../common/utils').isSpace;
module.exports = function hr(state, startLine, endLine, silent) {
var marker, cnt, ch, token,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = state.eMarks[startLine];
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
marker = state.src.charCodeAt(pos++);
// Check hr marker
if (marker !== 0x2A/* * */ &&
marker !== 0x2D/* - */ &&
marker !== 0x5F/* _ */) {
return false;
}
// markers can be mixed with spaces, but there should be at least 3 of them
cnt = 1;
while (pos < max) {
ch = state.src.charCodeAt(pos++);
if (ch !== marker && !isSpace(ch)) { return false; }
if (ch === marker) { cnt++; }
}
if (cnt < 3) { return false; }
if (silent) { return true; }
state.line = startLine + 1;
token = state.push('hr', 'hr', 0);
token.map = [ startLine, state.line ];
token.markup = Array(cnt + 1).join(String.fromCharCode(marker));
return true;
};

74
node_modules/markdown-it/lib/rules_block/html_block.js generated vendored Normal file
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// HTML block
'use strict';
var block_names = require('../common/html_blocks');
var HTML_OPEN_CLOSE_TAG_RE = require('../common/html_re').HTML_OPEN_CLOSE_TAG_RE;
// An array of opening and corresponding closing sequences for html tags,
// last argument defines whether it can terminate a paragraph or not
//
var HTML_SEQUENCES = [
[ /^<(script|pre|style)(?=(\s|>|$))/i, /<\/(script|pre|style)>/i, true ],
[ /^<!--/, /-->/, true ],
[ /^<\?/, /\?>/, true ],
[ /^<![A-Z]/, />/, true ],
[ /^<!\[CDATA\[/, /\]\]>/, true ],
[ new RegExp('^</?(' + block_names.join('|') + ')(?=(\\s|/?>|$))', 'i'), /^$/, true ],
[ new RegExp(HTML_OPEN_CLOSE_TAG_RE.source + '\\s*$'), /^$/, false ]
];
module.exports = function html_block(state, startLine, endLine, silent) {
var i, nextLine, token, lineText,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = state.eMarks[startLine];
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
if (!state.md.options.html) { return false; }
if (state.src.charCodeAt(pos) !== 0x3C/* < */) { return false; }
lineText = state.src.slice(pos, max);
for (i = 0; i < HTML_SEQUENCES.length; i++) {
if (HTML_SEQUENCES[i][0].test(lineText)) { break; }
}
if (i === HTML_SEQUENCES.length) { return false; }
if (silent) {
// true if this sequence can be a terminator, false otherwise
return HTML_SEQUENCES[i][2];
}
nextLine = startLine + 1;
// If we are here - we detected HTML block.
// Let's roll down till block end.
if (!HTML_SEQUENCES[i][1].test(lineText)) {
for (; nextLine < endLine; nextLine++) {
if (state.sCount[nextLine] < state.blkIndent) { break; }
pos = state.bMarks[nextLine] + state.tShift[nextLine];
max = state.eMarks[nextLine];
lineText = state.src.slice(pos, max);
if (HTML_SEQUENCES[i][1].test(lineText)) {
if (lineText.length !== 0) { nextLine++; }
break;
}
}
}
state.line = nextLine;
token = state.push('html_block', '', 0);
token.map = [ startLine, nextLine ];
token.content = state.getLines(startLine, nextLine, state.blkIndent, true);
return true;
};

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node_modules/markdown-it/lib/rules_block/lheading.js generated vendored Normal file
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// lheading (---, ===)
'use strict';
module.exports = function lheading(state, startLine, endLine/*, silent*/) {
var content, terminate, i, l, token, pos, max, level, marker,
nextLine = startLine + 1, oldParentType,
terminatorRules = state.md.block.ruler.getRules('paragraph');
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
oldParentType = state.parentType;
state.parentType = 'paragraph'; // use paragraph to match terminatorRules
// jump line-by-line until empty one or EOF
for (; nextLine < endLine && !state.isEmpty(nextLine); nextLine++) {
// this would be a code block normally, but after paragraph
// it's considered a lazy continuation regardless of what's there
if (state.sCount[nextLine] - state.blkIndent > 3) { continue; }
//
// Check for underline in setext header
//
if (state.sCount[nextLine] >= state.blkIndent) {
pos = state.bMarks[nextLine] + state.tShift[nextLine];
max = state.eMarks[nextLine];
if (pos < max) {
marker = state.src.charCodeAt(pos);
if (marker === 0x2D/* - */ || marker === 0x3D/* = */) {
pos = state.skipChars(pos, marker);
pos = state.skipSpaces(pos);
if (pos >= max) {
level = (marker === 0x3D/* = */ ? 1 : 2);
break;
}
}
}
}
// quirk for blockquotes, this line should already be checked by that rule
if (state.sCount[nextLine] < 0) { continue; }
// Some tags can terminate paragraph without empty line.
terminate = false;
for (i = 0, l = terminatorRules.length; i < l; i++) {
if (terminatorRules[i](state, nextLine, endLine, true)) {
terminate = true;
break;
}
}
if (terminate) { break; }
}
if (!level) {
// Didn't find valid underline
return false;
}
content = state.getLines(startLine, nextLine, state.blkIndent, false).trim();
state.line = nextLine + 1;
token = state.push('heading_open', 'h' + String(level), 1);
token.markup = String.fromCharCode(marker);
token.map = [ startLine, state.line ];
token = state.push('inline', '', 0);
token.content = content;
token.map = [ startLine, state.line - 1 ];
token.children = [];
token = state.push('heading_close', 'h' + String(level), -1);
token.markup = String.fromCharCode(marker);
state.parentType = oldParentType;
return true;
};

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node_modules/markdown-it/lib/rules_block/list.js generated vendored Normal file
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// Lists
'use strict';
var isSpace = require('../common/utils').isSpace;
// Search `[-+*][\n ]`, returns next pos after marker on success
// or -1 on fail.
function skipBulletListMarker(state, startLine) {
var marker, pos, max, ch;
pos = state.bMarks[startLine] + state.tShift[startLine];
max = state.eMarks[startLine];
marker = state.src.charCodeAt(pos++);
// Check bullet
if (marker !== 0x2A/* * */ &&
marker !== 0x2D/* - */ &&
marker !== 0x2B/* + */) {
return -1;
}
if (pos < max) {
ch = state.src.charCodeAt(pos);
if (!isSpace(ch)) {
// " -test " - is not a list item
return -1;
}
}
return pos;
}
// Search `\d+[.)][\n ]`, returns next pos after marker on success
// or -1 on fail.
function skipOrderedListMarker(state, startLine) {
var ch,
start = state.bMarks[startLine] + state.tShift[startLine],
pos = start,
max = state.eMarks[startLine];
// List marker should have at least 2 chars (digit + dot)
if (pos + 1 >= max) { return -1; }
ch = state.src.charCodeAt(pos++);
if (ch < 0x30/* 0 */ || ch > 0x39/* 9 */) { return -1; }
for (;;) {
// EOL -> fail
if (pos >= max) { return -1; }
ch = state.src.charCodeAt(pos++);
if (ch >= 0x30/* 0 */ && ch <= 0x39/* 9 */) {
// List marker should have no more than 9 digits
// (prevents integer overflow in browsers)
if (pos - start >= 10) { return -1; }
continue;
}
// found valid marker
if (ch === 0x29/* ) */ || ch === 0x2e/* . */) {
break;
}
return -1;
}
if (pos < max) {
ch = state.src.charCodeAt(pos);
if (!isSpace(ch)) {
// " 1.test " - is not a list item
return -1;
}
}
return pos;
}
function markTightParagraphs(state, idx) {
var i, l,
level = state.level + 2;
for (i = idx + 2, l = state.tokens.length - 2; i < l; i++) {
if (state.tokens[i].level === level && state.tokens[i].type === 'paragraph_open') {
state.tokens[i + 2].hidden = true;
state.tokens[i].hidden = true;
i += 2;
}
}
}
module.exports = function list(state, startLine, endLine, silent) {
var ch,
contentStart,
i,
indent,
indentAfterMarker,
initial,
isOrdered,
itemLines,
l,
listLines,
listTokIdx,
markerCharCode,
markerValue,
max,
nextLine,
offset,
oldIndent,
oldLIndent,
oldParentType,
oldTShift,
oldTight,
pos,
posAfterMarker,
prevEmptyEnd,
start,
terminate,
terminatorRules,
token,
isTerminatingParagraph = false,
tight = true;
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
// limit conditions when list can interrupt
// a paragraph (validation mode only)
if (silent && state.parentType === 'paragraph') {
// Next list item should still terminate previous list item;
//
// This code can fail if plugins use blkIndent as well as lists,
// but I hope the spec gets fixed long before that happens.
//
if (state.tShift[startLine] >= state.blkIndent) {
isTerminatingParagraph = true;
}
}
// Detect list type and position after marker
if ((posAfterMarker = skipOrderedListMarker(state, startLine)) >= 0) {
isOrdered = true;
start = state.bMarks[startLine] + state.tShift[startLine];
markerValue = Number(state.src.substr(start, posAfterMarker - start - 1));
// If we're starting a new ordered list right after
// a paragraph, it should start with 1.
if (isTerminatingParagraph && markerValue !== 1) return false;
} else if ((posAfterMarker = skipBulletListMarker(state, startLine)) >= 0) {
isOrdered = false;
} else {
return false;
}
// If we're starting a new unordered list right after
// a paragraph, first line should not be empty.
if (isTerminatingParagraph) {
if (state.skipSpaces(posAfterMarker) >= state.eMarks[startLine]) return false;
}
// We should terminate list on style change. Remember first one to compare.
markerCharCode = state.src.charCodeAt(posAfterMarker - 1);
// For validation mode we can terminate immediately
if (silent) { return true; }
// Start list
listTokIdx = state.tokens.length;
if (isOrdered) {
token = state.push('ordered_list_open', 'ol', 1);
if (markerValue !== 1) {
token.attrs = [ [ 'start', markerValue ] ];
}
} else {
token = state.push('bullet_list_open', 'ul', 1);
}
token.map = listLines = [ startLine, 0 ];
token.markup = String.fromCharCode(markerCharCode);
//
// Iterate list items
//
nextLine = startLine;
prevEmptyEnd = false;
terminatorRules = state.md.block.ruler.getRules('list');
oldParentType = state.parentType;
state.parentType = 'list';
while (nextLine < endLine) {
pos = posAfterMarker;
max = state.eMarks[nextLine];
initial = offset = state.sCount[nextLine] + posAfterMarker - (state.bMarks[startLine] + state.tShift[startLine]);
while (pos < max) {
ch = state.src.charCodeAt(pos);
if (ch === 0x09) {
offset += 4 - (offset + state.bsCount[nextLine]) % 4;
} else if (ch === 0x20) {
offset++;
} else {
break;
}
pos++;
}
contentStart = pos;
if (contentStart >= max) {
// trimming space in "- \n 3" case, indent is 1 here
indentAfterMarker = 1;
} else {
indentAfterMarker = offset - initial;
}
// If we have more than 4 spaces, the indent is 1
// (the rest is just indented code block)
if (indentAfterMarker > 4) { indentAfterMarker = 1; }
// " - test"
// ^^^^^ - calculating total length of this thing
indent = initial + indentAfterMarker;
// Run subparser & write tokens
token = state.push('list_item_open', 'li', 1);
token.markup = String.fromCharCode(markerCharCode);
token.map = itemLines = [ startLine, 0 ];
oldIndent = state.blkIndent;
oldTight = state.tight;
oldTShift = state.tShift[startLine];
oldLIndent = state.sCount[startLine];
state.blkIndent = indent;
state.tight = true;
state.tShift[startLine] = contentStart - state.bMarks[startLine];
state.sCount[startLine] = offset;
if (contentStart >= max && state.isEmpty(startLine + 1)) {
// workaround for this case
// (list item is empty, list terminates before "foo"):
// ~~~~~~~~
// -
//
// foo
// ~~~~~~~~
state.line = Math.min(state.line + 2, endLine);
} else {
state.md.block.tokenize(state, startLine, endLine, true);
}
// If any of list item is tight, mark list as tight
if (!state.tight || prevEmptyEnd) {
tight = false;
}
// Item become loose if finish with empty line,
// but we should filter last element, because it means list finish
prevEmptyEnd = (state.line - startLine) > 1 && state.isEmpty(state.line - 1);
state.blkIndent = oldIndent;
state.tShift[startLine] = oldTShift;
state.sCount[startLine] = oldLIndent;
state.tight = oldTight;
token = state.push('list_item_close', 'li', -1);
token.markup = String.fromCharCode(markerCharCode);
nextLine = startLine = state.line;
itemLines[1] = nextLine;
contentStart = state.bMarks[startLine];
if (nextLine >= endLine) { break; }
//
// Try to check if list is terminated or continued.
//
if (state.sCount[nextLine] < state.blkIndent) { break; }
// fail if terminating block found
terminate = false;
for (i = 0, l = terminatorRules.length; i < l; i++) {
if (terminatorRules[i](state, nextLine, endLine, true)) {
terminate = true;
break;
}
}
if (terminate) { break; }
// fail if list has another type
if (isOrdered) {
posAfterMarker = skipOrderedListMarker(state, nextLine);
if (posAfterMarker < 0) { break; }
} else {
posAfterMarker = skipBulletListMarker(state, nextLine);
if (posAfterMarker < 0) { break; }
}
if (markerCharCode !== state.src.charCodeAt(posAfterMarker - 1)) { break; }
}
// Finalize list
if (isOrdered) {
token = state.push('ordered_list_close', 'ol', -1);
} else {
token = state.push('bullet_list_close', 'ul', -1);
}
token.markup = String.fromCharCode(markerCharCode);
listLines[1] = nextLine;
state.line = nextLine;
state.parentType = oldParentType;
// mark paragraphs tight if needed
if (tight) {
markTightParagraphs(state, listTokIdx);
}
return true;
};

52
node_modules/markdown-it/lib/rules_block/paragraph.js generated vendored Normal file
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// Paragraph
'use strict';
module.exports = function paragraph(state, startLine/*, endLine*/) {
var content, terminate, i, l, token, oldParentType,
nextLine = startLine + 1,
terminatorRules = state.md.block.ruler.getRules('paragraph'),
endLine = state.lineMax;
oldParentType = state.parentType;
state.parentType = 'paragraph';
// jump line-by-line until empty one or EOF
for (; nextLine < endLine && !state.isEmpty(nextLine); nextLine++) {
// this would be a code block normally, but after paragraph
// it's considered a lazy continuation regardless of what's there
if (state.sCount[nextLine] - state.blkIndent > 3) { continue; }
// quirk for blockquotes, this line should already be checked by that rule
if (state.sCount[nextLine] < 0) { continue; }
// Some tags can terminate paragraph without empty line.
terminate = false;
for (i = 0, l = terminatorRules.length; i < l; i++) {
if (terminatorRules[i](state, nextLine, endLine, true)) {
terminate = true;
break;
}
}
if (terminate) { break; }
}
content = state.getLines(startLine, nextLine, state.blkIndent, false).trim();
state.line = nextLine;
token = state.push('paragraph_open', 'p', 1);
token.map = [ startLine, state.line ];
token = state.push('inline', '', 0);
token.content = content;
token.map = [ startLine, state.line ];
token.children = [];
token = state.push('paragraph_close', 'p', -1);
state.parentType = oldParentType;
return true;
};

198
node_modules/markdown-it/lib/rules_block/reference.js generated vendored Normal file
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'use strict';
var normalizeReference = require('../common/utils').normalizeReference;
var isSpace = require('../common/utils').isSpace;
module.exports = function reference(state, startLine, _endLine, silent) {
var ch,
destEndPos,
destEndLineNo,
endLine,
href,
i,
l,
label,
labelEnd,
oldParentType,
res,
start,
str,
terminate,
terminatorRules,
title,
lines = 0,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = state.eMarks[startLine],
nextLine = startLine + 1;
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
if (state.src.charCodeAt(pos) !== 0x5B/* [ */) { return false; }
// Simple check to quickly interrupt scan on [link](url) at the start of line.
// Can be useful on practice: https://github.com/markdown-it/markdown-it/issues/54
while (++pos < max) {
if (state.src.charCodeAt(pos) === 0x5D /* ] */ &&
state.src.charCodeAt(pos - 1) !== 0x5C/* \ */) {
if (pos + 1 === max) { return false; }
if (state.src.charCodeAt(pos + 1) !== 0x3A/* : */) { return false; }
break;
}
}
endLine = state.lineMax;
// jump line-by-line until empty one or EOF
terminatorRules = state.md.block.ruler.getRules('reference');
oldParentType = state.parentType;
state.parentType = 'reference';
for (; nextLine < endLine && !state.isEmpty(nextLine); nextLine++) {
// this would be a code block normally, but after paragraph
// it's considered a lazy continuation regardless of what's there
if (state.sCount[nextLine] - state.blkIndent > 3) { continue; }
// quirk for blockquotes, this line should already be checked by that rule
if (state.sCount[nextLine] < 0) { continue; }
// Some tags can terminate paragraph without empty line.
terminate = false;
for (i = 0, l = terminatorRules.length; i < l; i++) {
if (terminatorRules[i](state, nextLine, endLine, true)) {
terminate = true;
break;
}
}
if (terminate) { break; }
}
str = state.getLines(startLine, nextLine, state.blkIndent, false).trim();
max = str.length;
for (pos = 1; pos < max; pos++) {
ch = str.charCodeAt(pos);
if (ch === 0x5B /* [ */) {
return false;
} else if (ch === 0x5D /* ] */) {
labelEnd = pos;
break;
} else if (ch === 0x0A /* \n */) {
lines++;
} else if (ch === 0x5C /* \ */) {
pos++;
if (pos < max && str.charCodeAt(pos) === 0x0A) {
lines++;
}
}
}
if (labelEnd < 0 || str.charCodeAt(labelEnd + 1) !== 0x3A/* : */) { return false; }
// [label]: destination 'title'
// ^^^ skip optional whitespace here
for (pos = labelEnd + 2; pos < max; pos++) {
ch = str.charCodeAt(pos);
if (ch === 0x0A) {
lines++;
} else if (isSpace(ch)) {
/*eslint no-empty:0*/
} else {
break;
}
}
// [label]: destination 'title'
// ^^^^^^^^^^^ parse this
res = state.md.helpers.parseLinkDestination(str, pos, max);
if (!res.ok) { return false; }
href = state.md.normalizeLink(res.str);
if (!state.md.validateLink(href)) { return false; }
pos = res.pos;
lines += res.lines;
// save cursor state, we could require to rollback later
destEndPos = pos;
destEndLineNo = lines;
// [label]: destination 'title'
// ^^^ skipping those spaces
start = pos;
for (; pos < max; pos++) {
ch = str.charCodeAt(pos);
if (ch === 0x0A) {
lines++;
} else if (isSpace(ch)) {
/*eslint no-empty:0*/
} else {
break;
}
}
// [label]: destination 'title'
// ^^^^^^^ parse this
res = state.md.helpers.parseLinkTitle(str, pos, max);
if (pos < max && start !== pos && res.ok) {
title = res.str;
pos = res.pos;
lines += res.lines;
} else {
title = '';
pos = destEndPos;
lines = destEndLineNo;
}
// skip trailing spaces until the rest of the line
while (pos < max) {
ch = str.charCodeAt(pos);
if (!isSpace(ch)) { break; }
pos++;
}
if (pos < max && str.charCodeAt(pos) !== 0x0A) {
if (title) {
// garbage at the end of the line after title,
// but it could still be a valid reference if we roll back
title = '';
pos = destEndPos;
lines = destEndLineNo;
while (pos < max) {
ch = str.charCodeAt(pos);
if (!isSpace(ch)) { break; }
pos++;
}
}
}
if (pos < max && str.charCodeAt(pos) !== 0x0A) {
// garbage at the end of the line
return false;
}
label = normalizeReference(str.slice(1, labelEnd));
if (!label) {
// CommonMark 0.20 disallows empty labels
return false;
}
// Reference can not terminate anything. This check is for safety only.
/*istanbul ignore if*/
if (silent) { return true; }
if (typeof state.env.references === 'undefined') {
state.env.references = {};
}
if (typeof state.env.references[label] === 'undefined') {
state.env.references[label] = { title: title, href: href };
}
state.parentType = oldParentType;
state.line = startLine + lines + 1;
return true;
};

230
node_modules/markdown-it/lib/rules_block/state_block.js generated vendored Normal file
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// Parser state class
'use strict';
var Token = require('../token');
var isSpace = require('../common/utils').isSpace;
function StateBlock(src, md, env, tokens) {
var ch, s, start, pos, len, indent, offset, indent_found;
this.src = src;
// link to parser instance
this.md = md;
this.env = env;
//
// Internal state vartiables
//
this.tokens = tokens;
this.bMarks = []; // line begin offsets for fast jumps
this.eMarks = []; // line end offsets for fast jumps
this.tShift = []; // offsets of the first non-space characters (tabs not expanded)
this.sCount = []; // indents for each line (tabs expanded)
// An amount of virtual spaces (tabs expanded) between beginning
// of each line (bMarks) and real beginning of that line.
//
// It exists only as a hack because blockquotes override bMarks
// losing information in the process.
//
// It's used only when expanding tabs, you can think about it as
// an initial tab length, e.g. bsCount=21 applied to string `\t123`
// means first tab should be expanded to 4-21%4 === 3 spaces.
//
this.bsCount = [];
// block parser variables
this.blkIndent = 0; // required block content indent
// (for example, if we are in list)
this.line = 0; // line index in src
this.lineMax = 0; // lines count
this.tight = false; // loose/tight mode for lists
this.ddIndent = -1; // indent of the current dd block (-1 if there isn't any)
// can be 'blockquote', 'list', 'root', 'paragraph' or 'reference'
// used in lists to determine if they interrupt a paragraph
this.parentType = 'root';
this.level = 0;
// renderer
this.result = '';
// Create caches
// Generate markers.
s = this.src;
indent_found = false;
for (start = pos = indent = offset = 0, len = s.length; pos < len; pos++) {
ch = s.charCodeAt(pos);
if (!indent_found) {
if (isSpace(ch)) {
indent++;
if (ch === 0x09) {
offset += 4 - offset % 4;
} else {
offset++;
}
continue;
} else {
indent_found = true;
}
}
if (ch === 0x0A || pos === len - 1) {
if (ch !== 0x0A) { pos++; }
this.bMarks.push(start);
this.eMarks.push(pos);
this.tShift.push(indent);
this.sCount.push(offset);
this.bsCount.push(0);
indent_found = false;
indent = 0;
offset = 0;
start = pos + 1;
}
}
// Push fake entry to simplify cache bounds checks
this.bMarks.push(s.length);
this.eMarks.push(s.length);
this.tShift.push(0);
this.sCount.push(0);
this.bsCount.push(0);
this.lineMax = this.bMarks.length - 1; // don't count last fake line
}
// Push new token to "stream".
//
StateBlock.prototype.push = function (type, tag, nesting) {
var token = new Token(type, tag, nesting);
token.block = true;
if (nesting < 0) { this.level--; }
token.level = this.level;
if (nesting > 0) { this.level++; }
this.tokens.push(token);
return token;
};
StateBlock.prototype.isEmpty = function isEmpty(line) {
return this.bMarks[line] + this.tShift[line] >= this.eMarks[line];
};
StateBlock.prototype.skipEmptyLines = function skipEmptyLines(from) {
for (var max = this.lineMax; from < max; from++) {
if (this.bMarks[from] + this.tShift[from] < this.eMarks[from]) {
break;
}
}
return from;
};
// Skip spaces from given position.
StateBlock.prototype.skipSpaces = function skipSpaces(pos) {
var ch;
for (var max = this.src.length; pos < max; pos++) {
ch = this.src.charCodeAt(pos);
if (!isSpace(ch)) { break; }
}
return pos;
};
// Skip spaces from given position in reverse.
StateBlock.prototype.skipSpacesBack = function skipSpacesBack(pos, min) {
if (pos <= min) { return pos; }
while (pos > min) {
if (!isSpace(this.src.charCodeAt(--pos))) { return pos + 1; }
}
return pos;
};
// Skip char codes from given position
StateBlock.prototype.skipChars = function skipChars(pos, code) {
for (var max = this.src.length; pos < max; pos++) {
if (this.src.charCodeAt(pos) !== code) { break; }
}
return pos;
};
// Skip char codes reverse from given position - 1
StateBlock.prototype.skipCharsBack = function skipCharsBack(pos, code, min) {
if (pos <= min) { return pos; }
while (pos > min) {
if (code !== this.src.charCodeAt(--pos)) { return pos + 1; }
}
return pos;
};
// cut lines range from source.
StateBlock.prototype.getLines = function getLines(begin, end, indent, keepLastLF) {
var i, lineIndent, ch, first, last, queue, lineStart,
line = begin;
if (begin >= end) {
return '';
}
queue = new Array(end - begin);
for (i = 0; line < end; line++, i++) {
lineIndent = 0;
lineStart = first = this.bMarks[line];
if (line + 1 < end || keepLastLF) {
// No need for bounds check because we have fake entry on tail.
last = this.eMarks[line] + 1;
} else {
last = this.eMarks[line];
}
while (first < last && lineIndent < indent) {
ch = this.src.charCodeAt(first);
if (isSpace(ch)) {
if (ch === 0x09) {
lineIndent += 4 - (lineIndent + this.bsCount[line]) % 4;
} else {
lineIndent++;
}
} else if (first - lineStart < this.tShift[line]) {
// patched tShift masked characters to look like spaces (blockquotes, list markers)
lineIndent++;
} else {
break;
}
first++;
}
if (lineIndent > indent) {
// partially expanding tabs in code blocks, e.g '\t\tfoobar'
// with indent=2 becomes ' \tfoobar'
queue[i] = new Array(lineIndent - indent + 1).join(' ') + this.src.slice(first, last);
} else {
queue[i] = this.src.slice(first, last);
}
}
return queue.join('');
};
// re-export Token class to use in block rules
StateBlock.prototype.Token = Token;
module.exports = StateBlock;

196
node_modules/markdown-it/lib/rules_block/table.js generated vendored Normal file
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// GFM table, non-standard
'use strict';
var isSpace = require('../common/utils').isSpace;
function getLine(state, line) {
var pos = state.bMarks[line] + state.blkIndent,
max = state.eMarks[line];
return state.src.substr(pos, max - pos);
}
function escapedSplit(str) {
var result = [],
pos = 0,
max = str.length,
ch,
escapes = 0,
lastPos = 0,
backTicked = false,
lastBackTick = 0;
ch = str.charCodeAt(pos);
while (pos < max) {
if (ch === 0x60/* ` */) {
if (backTicked) {
// make \` close code sequence, but not open it;
// the reason is: `\` is correct code block
backTicked = false;
lastBackTick = pos;
} else if (escapes % 2 === 0) {
backTicked = true;
lastBackTick = pos;
}
} else if (ch === 0x7c/* | */ && (escapes % 2 === 0) && !backTicked) {
result.push(str.substring(lastPos, pos));
lastPos = pos + 1;
}
if (ch === 0x5c/* \ */) {
escapes++;
} else {
escapes = 0;
}
pos++;
// If there was an un-closed backtick, go back to just after
// the last backtick, but as if it was a normal character
if (pos === max && backTicked) {
backTicked = false;
pos = lastBackTick + 1;
}
ch = str.charCodeAt(pos);
}
result.push(str.substring(lastPos));
return result;
}
module.exports = function table(state, startLine, endLine, silent) {
var ch, lineText, pos, i, nextLine, columns, columnCount, token,
aligns, t, tableLines, tbodyLines;
// should have at least two lines
if (startLine + 2 > endLine) { return false; }
nextLine = startLine + 1;
if (state.sCount[nextLine] < state.blkIndent) { return false; }
// if it's indented more than 3 spaces, it should be a code block
if (state.sCount[nextLine] - state.blkIndent >= 4) { return false; }
// first character of the second line should be '|', '-', ':',
// and no other characters are allowed but spaces;
// basically, this is the equivalent of /^[-:|][-:|\s]*$/ regexp
pos = state.bMarks[nextLine] + state.tShift[nextLine];
if (pos >= state.eMarks[nextLine]) { return false; }
ch = state.src.charCodeAt(pos++);
if (ch !== 0x7C/* | */ && ch !== 0x2D/* - */ && ch !== 0x3A/* : */) { return false; }
while (pos < state.eMarks[nextLine]) {
ch = state.src.charCodeAt(pos);
if (ch !== 0x7C/* | */ && ch !== 0x2D/* - */ && ch !== 0x3A/* : */ && !isSpace(ch)) { return false; }
pos++;
}
lineText = getLine(state, startLine + 1);
columns = lineText.split('|');
aligns = [];
for (i = 0; i < columns.length; i++) {
t = columns[i].trim();
if (!t) {
// allow empty columns before and after table, but not in between columns;
// e.g. allow ` |---| `, disallow ` ---||--- `
if (i === 0 || i === columns.length - 1) {
continue;
} else {
return false;
}
}
if (!/^:?-+:?$/.test(t)) { return false; }
if (t.charCodeAt(t.length - 1) === 0x3A/* : */) {
aligns.push(t.charCodeAt(0) === 0x3A/* : */ ? 'center' : 'right');
} else if (t.charCodeAt(0) === 0x3A/* : */) {
aligns.push('left');
} else {
aligns.push('');
}
}
lineText = getLine(state, startLine).trim();
if (lineText.indexOf('|') === -1) { return false; }
if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
columns = escapedSplit(lineText.replace(/^\||\|$/g, ''));
// header row will define an amount of columns in the entire table,
// and align row shouldn't be smaller than that (the rest of the rows can)
columnCount = columns.length;
if (columnCount > aligns.length) { return false; }
if (silent) { return true; }
token = state.push('table_open', 'table', 1);
token.map = tableLines = [ startLine, 0 ];
token = state.push('thead_open', 'thead', 1);
token.map = [ startLine, startLine + 1 ];
token = state.push('tr_open', 'tr', 1);
token.map = [ startLine, startLine + 1 ];
for (i = 0; i < columns.length; i++) {
token = state.push('th_open', 'th', 1);
token.map = [ startLine, startLine + 1 ];
if (aligns[i]) {
token.attrs = [ [ 'style', 'text-align:' + aligns[i] ] ];
}
token = state.push('inline', '', 0);
token.content = columns[i].trim();
token.map = [ startLine, startLine + 1 ];
token.children = [];
token = state.push('th_close', 'th', -1);
}
token = state.push('tr_close', 'tr', -1);
token = state.push('thead_close', 'thead', -1);
token = state.push('tbody_open', 'tbody', 1);
token.map = tbodyLines = [ startLine + 2, 0 ];
for (nextLine = startLine + 2; nextLine < endLine; nextLine++) {
if (state.sCount[nextLine] < state.blkIndent) { break; }
lineText = getLine(state, nextLine).trim();
if (lineText.indexOf('|') === -1) { break; }
if (state.sCount[nextLine] - state.blkIndent >= 4) { break; }
columns = escapedSplit(lineText.replace(/^\||\|$/g, ''));
token = state.push('tr_open', 'tr', 1);
for (i = 0; i < columnCount; i++) {
token = state.push('td_open', 'td', 1);
if (aligns[i]) {
token.attrs = [ [ 'style', 'text-align:' + aligns[i] ] ];
}
token = state.push('inline', '', 0);
token.content = columns[i] ? columns[i].trim() : '';
token.children = [];
token = state.push('td_close', 'td', -1);
}
token = state.push('tr_close', 'tr', -1);
}
token = state.push('tbody_close', 'tbody', -1);
token = state.push('table_close', 'table', -1);
tableLines[1] = tbodyLines[1] = nextLine;
state.line = nextLine;
return true;
};