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// Proceess '\n'
'use strict';
var isSpace = require('../common/utils').isSpace;
module.exports = function newline(state, silent) {
var pmax, max, ws, pos = state.pos;
if (state.src.charCodeAt(pos) !== 0x0A/* \n */) { return false; }
pmax = state.pending.length - 1;
max = state.posMax;
// ' \n' -> hardbreak
// Lookup in pending chars is bad practice! Don't copy to other rules!
// Pending string is stored in concat mode, indexed lookups will cause
// convertion to flat mode.
if (!silent) {
if (pmax >= 0 && state.pending.charCodeAt(pmax) === 0x20) {
if (pmax >= 1 && state.pending.charCodeAt(pmax - 1) === 0x20) {
// Find whitespaces tail of pending chars.
ws = pmax - 1;
while (ws >= 1 && state.pending.charCodeAt(ws - 1) === 0x20) ws--;
state.pending = state.pending.slice(0, ws);
state.push('hardbreak', 'br', 0);
} else {
state.pending = state.pending.slice(0, -1);
state.push('softbreak', 'br', 0);
}
} else {
state.push('softbreak', 'br', 0);
}
}
pos++;
// skip heading spaces for next line
while (pos < max && isSpace(state.src.charCodeAt(pos))) { pos++; }
state.pos = pos;
return true;
};
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