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Add tests for --help

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This commit is contained in:
Daniel Imms
2016-07-06 20:06:07 -07:00
parent 6676207fb3
commit 06bc987651
2 changed files with 48 additions and 4 deletions
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src/vs/code/node/argv.ts
+7 -4
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@@ -106,10 +106,13 @@ export function formatOptions(options: { [name: string]: string; }, columns: num
let result = '';
keys.forEach(k => {
let wrappedDescription = wrapText(options[k], descriptionColumns);
let keyPadding = (<any>' ').repeat(argLength - k.length - 2/*left padding*/ + 1/*right padding*/);
result += ' ' + k + keyPadding + wrappedDescription[0] + '\n';
let keyPadding = (<any>' ').repeat(argLength - k.length - 2/*left padding*/);
if (result.length > 0) {
result += '\n';
}
result += ' ' + k + keyPadding + wrappedDescription[0];
for (var i = 1; i < wrappedDescription.length; i++) {
result += (<any>' ').repeat(argLength) + wrappedDescription[i] + '\n';
result += '\n' + (<any>' ').repeat(argLength) + wrappedDescription[i];
}
});
return result;
@@ -119,7 +122,7 @@ function wrapText(text: string, columns: number) : string[] {
let lines = [];
while (text.length) {
let index = text.length < columns ? text.length : text.lastIndexOf(' ', columns);
let line = text.slice(0, index);
let line = text.slice(0, index).trim();
text = text.slice(index);
lines.push(line);
}