function expressionToGlsl(context, value, typeHint) {
  // operator
  if (Array.isArray(value) && typeof value[0] === 'string') {
    const operator = Operators[value[0]];
    if (operator === undefined) {
      throw new Error(
        `Unrecognized expression operator: ${JSON.stringify(value)}`
      );
    }
    return operator.toGlsl(context, value.slice(1), typeHint);
  }

  const valueType = getValueType(value);
  if ((valueType & ValueTypes.NUMBER) > 0) {
    return numberToGlsl(/** @type {number} */ (value));
  }

  if ((valueType & ValueTypes.BOOLEAN) > 0) {
    return value.toString();
  }

  if (
    (valueType & ValueTypes.STRING) > 0 &&
    (typeHint === undefined || typeHint == ValueTypes.STRING)
  ) {
    return stringToGlsl(context, value.toString());
  }

  if (
    (valueType & ValueTypes.COLOR) > 0 &&
    (typeHint === undefined || typeHint == ValueTypes.COLOR)
  ) {
    return colorToGlsl(/** @type {Array<number> | string} */ (value));
  }

  if ((valueType & ValueTypes.NUMBER_ARRAY) > 0) {
    return arrayToGlsl(/** @type {Array<number>} */ (value));
  }

  throw new Error(`Unexpected expression ${value} (expected type ${typeHint})`);
}
/**
 * Recursively parses a style expression and outputs a GLSL-compatible string. Takes in a parsing context that
 * will be read and modified during the parsing operation.
 * @param {ParsingContext} context Parsing context
 * @param {ExpressionValue} value Value
 * @param {ValueTypes|number} [typeHint] Hint for the expected final type (can be several types combined)
 * @return {string} GLSL-compatible output
 */
Recursively parses a style expression and outputs a GLSL-compatible string. Takes in a parsing context that
will be read and modified during the parsing operation.
@param {ParsingContext} context Parsing context
@param {ExpressionValue} value Value
@param {ValueTypes|number} [typeHint] Hint for the expected final type (can be several types combined)
@return {string} GLSL-compatible output
Recursively parses a style expression and outputs a GLSL - compatible string . Takes in a parsing context that will be read and modified during the parsing operation . @param { ParsingContext } context Parsing context @param { ExpressionValue } value Value @param { ValueTypes|number } [ typeHint ] Hint for the expected final type ( can be several types combined ) @return { string } GLSL - compatible output
function expressionToGlsl(context, value, typeHint) {
  if (Array.isArray(value) && typeof value[0] === 'string') {
    const operator = Operators[value[0]];
    if (operator === undefined) {
      throw new Error(
        `Unrecognized expression operator: ${JSON.stringify(value)}`
      );
    }
    return operator.toGlsl(context, value.slice(1), typeHint);
  }
  const valueType = getValueType(value);
  if ((valueType & ValueTypes.NUMBER) > 0) {
    return numberToGlsl( (value));
  }
  if ((valueType & ValueTypes.BOOLEAN) > 0) {
    return value.toString();
  }
  if (
    (valueType & ValueTypes.STRING) > 0 &&
    (typeHint === undefined || typeHint == ValueTypes.STRING)
  ) {
    return stringToGlsl(context, value.toString());
  }
  if (
    (valueType & ValueTypes.COLOR) > 0 &&
    (typeHint === undefined || typeHint == ValueTypes.COLOR)
  ) {
    return colorToGlsl( (value));
  }
  if ((valueType & ValueTypes.NUMBER_ARRAY) > 0) {
    return arrayToGlsl( (value));
  }
  throw new Error(`Unexpected expression ${value} (expected type ${typeHint})`);
}
function expressionToGlsl ( context , value , typeHint ) { if ( Array . isArray ( value ) && typeof value [ 0 ] === 'string' ) { const operator = Operators [ value [ 0 ] ] ; if ( operator === undefined ) { throw new Error ( ` ${ JSON . stringify ( value ) } ` ) ; } return operator . toGlsl ( context , value . slice ( 1 ) , typeHint ) ; } const valueType = getValueType ( value ) ; if ( ( valueType & ValueTypes . NUMBER ) > 0 ) { return numberToGlsl ( ( value ) ) ; } if ( ( valueType & ValueTypes . BOOLEAN ) > 0 ) { return value . toString ( ) ; } if ( ( valueType & ValueTypes . STRING ) > 0 && ( typeHint === undefined || typeHint == ValueTypes . STRING ) ) { return stringToGlsl ( context , value . toString ( ) ) ; } if ( ( valueType & ValueTypes . COLOR ) > 0 && ( typeHint === undefined || typeHint == ValueTypes . COLOR ) ) { return colorToGlsl ( ( value ) ) ; } if ( ( valueType & ValueTypes . NUMBER_ARRAY ) > 0 ) { return arrayToGlsl ( ( value ) ) ; } throw new Error ( ` ${ value } ${ typeHint } ` ) ; }
Recursively parses a style expression and outputs a GLSL-compatible string.
Recursively parses a style expression and outputs a GLSL - compatible string .
// operator /** @type {number} */ /** @type {Array<number> | string} */ /** @type {Array<number>} */