private LanguageExpression ConvertString(StringSyntax syntax)
{
if (syntax.TryGetLiteralValue() is string literalStringValue)
{
// no need to build a format string
return(new JTokenExpression(literalStringValue));;
}
if (syntax.Expressions.Length == 1)
{
const string emptyStringOpen = LanguageConstants.StringDelimiter + LanguageConstants.StringHoleOpen; // '${
const string emptyStringClose = LanguageConstants.StringHoleClose + LanguageConstants.StringDelimiter; // }'
// Special-case interpolation of format '${myValue}' because it's a common pattern for userAssignedIdentities.
// There's no need for a 'format' function because we just have a single expression with no outer formatting.
if (syntax.StringTokens[0].Text == emptyStringOpen && syntax.StringTokens[1].Text == emptyStringClose)
{
return(ConvertExpression(syntax.Expressions[0]));
}
}
var formatArgs = new LanguageExpression[syntax.Expressions.Length + 1];
var formatString = StringFormatConverter.BuildFormatString(syntax);
formatArgs[0] = new JTokenExpression(formatString);
for (var i = 0; i < syntax.Expressions.Length; i++)
{
formatArgs[i + 1] = ConvertExpression(syntax.Expressions[i]);
}
return(CreateFunction("format", formatArgs));
}
private LanguageExpression ConvertString(StringSyntax syntax)
{
if (!syntax.IsInterpolated())
{
// no need to build a format string
return(new JTokenExpression(syntax.GetLiteralValue()));;
}
var formatArgs = new LanguageExpression[syntax.Expressions.Length + 1];
var formatString = StringFormatConverter.BuildFormatString(syntax);
formatArgs[0] = new JTokenExpression(formatString);
for (var i = 0; i < syntax.Expressions.Length; i++)
{
formatArgs[i + 1] = ConvertExpression(syntax.Expressions[i]);
}
return(new FunctionExpression("format", formatArgs, Array.Empty <LanguageExpression>()));
}