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// GFM table, non-standard
'use strict';
function getLine(state, line) {
var pos = state.bMarks[line] + state.blkIndent,
max = state.eMarks[line];
return state.src.substr(pos, max - pos);
}
module.exports = function table(state, startLine, endLine, silent) {
var ch, lineText, pos, i, nextLine, rows,
aligns, t, tableLines, tbodyLines;
// should have at least three lines
if (startLine + 2 > endLine) { return false; }
nextLine = startLine + 1;
if (state.tShift[nextLine] < state.blkIndent) { return false; }
// first character of the second line should be '|' or '-'
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; }
lineText = getLine(state, startLine + 1);
if (!/^[-:| ]+$/.test(lineText)) { return false; }
rows = lineText.split('|');
if (rows <= 2) { return false; }
aligns = [];
for (i = 0; i < rows.length; i++) {
t = rows[i].trim();
if (!t) {
// allow empty columns before and after table, but not in between columns;
// e.g. allow ` |---| `, disallow ` ---||--- `
if (i === 0 || i === rows.length - 1) {
continue;
} else {
return false;
}
}
if (!/^:?-+:?$/.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; }
rows = lineText.replace(/^\||\|$/g, '').split('|');
if (aligns.length !== rows.length) { return false; }
if (silent) { return true; }
state.tokens.push({
type: 'table_open',
lines: tableLines = [ startLine, 0 ],
level: state.level++
});
state.tokens.push({
type: 'thead_open',
lines: [ startLine, startLine + 1 ],
level: state.level++
});
state.tokens.push({
type: 'tr_open',
lines: [ startLine, startLine + 1 ],
level: state.level++
});
for (i = 0; i < rows.length; i++) {
state.tokens.push({
type: 'th_open',
align: aligns[i],
lines: [ startLine, startLine + 1 ],
level: state.level++
});
state.tokens.push({
type: 'inline',
content: rows[i].trim(),
lines: [ startLine, startLine + 1 ],
level: state.level,
children: []
});
state.tokens.push({ type: 'th_close', level: --state.level });
}
state.tokens.push({ type: 'tr_close', level: --state.level });
state.tokens.push({ type: 'thead_close', level: --state.level });
state.tokens.push({
type: 'tbody_open',
lines: tbodyLines = [ startLine + 2, 0 ],
level: state.level++
});
for (nextLine = startLine + 2; nextLine < endLine; nextLine++) {
if (state.tShift[nextLine] < state.blkIndent) { break; }
lineText = getLine(state, nextLine).trim();
if (lineText.indexOf('|') === -1) { break; }
rows = lineText.replace(/^\||\|$/g, '').split('|');
state.tokens.push({ type: 'tr_open', level: state.level++ });
for (i = 0; i < rows.length; i++) {
state.tokens.push({ type: 'td_open', align: aligns[i], level: state.level++ });
state.tokens.push({
type: 'inline',
content: rows[i].replace(/^\|? *| *\|?$/g, ''),
level: state.level,
children: []
});
state.tokens.push({ type: 'td_close', level: --state.level });
}
state.tokens.push({ type: 'tr_close', level: --state.level });
}
state.tokens.push({ type: 'tbody_close', level: --state.level });
state.tokens.push({ type: 'table_close', level: --state.level });
tableLines[1] = tbodyLines[1] = nextLine;
state.line = nextLine;
return true;
};