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Allow blank lines

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git-svn-id: https://shellinabox.googlecode.com/svn/trunk@98 0da03de8-d603-11dd-86c2-0f8696b7b6f9
This commit is contained in:
zodiac 2009-03-30 09:20:02 +00:00
parent e7db6d64e2
commit f21ffb934f
1 changed files with 24 additions and 21 deletions
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45
demo/demo.jspp
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@ -218,31 +218,34 @@ Demo.prototype.doCommand = function() {
this.gotoState(STATE_PROMPT); this.gotoState(STATE_PROMPT);
var tokens = new Tokens(this.line); var tokens = new Tokens(this.line);
this.line = ''; this.line = '';
var cmd = tokens.nextToken().toUpperCase(); var cmd = tokens.nextToken();
if (cmd.match(/^[0-9]+$/)) { if (cmd != undefined) {
tokens.removeLineNumber(); cmd = cmd.toUpperCase();
var lineNumber = parseInt(cmd); if (cmd.match(/^[0-9]+$/)) {
var index = this.findLine(lineNumber); tokens.removeLineNumber();
if (tokens.nextToken() == undefined) { var lineNumber = parseInt(cmd);
if (index > 0) { var index = this.findLine(lineNumber);
// Delete line from program if (tokens.nextToken() == undefined) {
this.program.splice(index, 1); if (index > 0) {
// Delete line from program
this.program.splice(index, 1);
}
} else {
if (index >= 0) {
// Replace line in program
this.program[index].setTokens(tokens);
} else {
// Add new line to program
this.program.splice(-index - 1, 0, new Line(lineNumber, tokens));
}
} }
} else { } else {
if (index >= 0) { this.currentLineIndex = -1;
// Replace line in program this.tokens = tokens;
this.program[index].setTokens(tokens); this.gotoState(STATE_EVAL);
} else {
// Add new line to program
this.program.splice(-index - 1, 0, new Line(lineNumber, tokens));
}
} }
} else { tokens.reset();
this.currentLineIndex = -1;
this.tokens = tokens;
this.gotoState(STATE_EVAL);
} }
tokens.reset();
}; };
Demo.prototype.doEval = function() { Demo.prototype.doEval = function() {