Method parse

www/js/_hyperscript.js:10212–10267

(parser)

      this.errors = errors;
    }
    static parse(parser) {
      var tok = parser.currentToken();
      if (tok.type !== "TEMPLATE_LINE") return;
      parser.consumeToken();
      var parts = [];
      var errors = [];
      var raw = tok.content;
      var i = 0;
      while (i < raw.length) {
        var nextDollar = raw.indexOf("${", i);
        if (nextDollar === -1) {
          if (i < raw.length) parts.push({ type: "literal", value: raw.slice(i) });
          break;
        }
        if (nextDollar > i) {
          parts.push({ type: "literal", value: raw.slice(i, nextDollar) });
        }
        var depth = 1;
        var j = nextDollar + 2;
        while (j < raw.length && depth > 0) {
          if (raw[j] === "{") depth++;
          else if (raw[j] === "}") depth--;
          j++;
        }
        if (depth > 0) {
          errors.push({ line: tok.line, message: "Unterminated ${} expression", expr: raw.slice(nextDollar) });
          parts.push({ type: "literal", value: "" });
          break;
        }
        var exprStr = raw.slice(nextDollar + 2, j - 1);
        var escape = true;
        try {
          var exprTokens = new Tokenizer().tokenize(exprStr);
          var exprParser = parser.createChildParser(exprTokens);
          if (exprParser.matchToken("unescaped")) escape = false;
          var valueNode = exprParser.requireElement("expression");
          if (exprParser.matchToken("if")) {
            var conditionNode = exprParser.requireElement("expression");
            var elseNode = exprParser.matchToken("else") ? exprParser.requireElement("expression") : null;
            parts.push({ type: "conditional", valueNode, conditionNode, elseNode, escape });
          } else {
            parts.push({ type: "expr", node: valueNode, escape });
          }
        } catch (e) {
          errors.push({
            line: tok.line,
            column: tok.column + nextDollar,
            message: e.message || String(e),
            expr: exprStr
          });
          parts.push({ type: "literal", value: "" });
        }
        i = j;
      }
      return new _TemplateTextCommand(parts, errors);
    }
    resolve(ctx) {
      var parts = this.parts;