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51 lines
1.4 KiB
JavaScript
51 lines
1.4 KiB
JavaScript
7 years ago
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(function () {
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"use strict";
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function getHints(cm) {
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var cur = cm.getCursor(), token = cm.getTokenAt(cur);
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var inner = CodeMirror.innerMode(cm.getMode(), token.state);
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if (inner.mode.name != "css") return;
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// If it's not a 'word-style' token, ignore the token.
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if (!/^[\w$_-]*$/.test(token.string)) {
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token = {
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start: cur.ch, end: cur.ch, string: "", state: token.state,
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type: null
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};
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var stack = token.state.stack;
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var lastToken = stack && stack.length > 0 ? stack[stack.length - 1] : "";
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if (token.string == ":" || lastToken.indexOf("property") == 0)
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token.type = "variable";
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else if (token.string == "{" || lastToken.indexOf("rule") == 0)
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token.type = "property";
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}
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if (!token.type)
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return;
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var spec = CodeMirror.resolveMode("text/css");
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var keywords = null;
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if (token.type.indexOf("property") == 0)
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keywords = spec.propertyKeywords;
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else if (token.type.indexOf("variable") == 0)
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keywords = spec.valueKeywords;
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if (!keywords)
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return;
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var result = [];
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for (var name in keywords) {
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if (name.indexOf(token.string) == 0 /* > -1 */)
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result.push(name);
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}
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return {
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list: result,
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from: CodeMirror.Pos(cur.line, token.start),
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to: CodeMirror.Pos(cur.line, token.end)
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};
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}
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CodeMirror.registerHelper("hint", "css", getHints);
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})();
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