ngx-dynamic-hooks/esm2022/lib/constants/regexes.mjs

Automatically insert live Angular components into a dynamic string of content (based on their selector or any pattern of your choice) and render the result in the DOM.

export const regexes = {};
// General
const variableName = '[a-zA-Z_$]+[a-zA-Z0-9_$]*';
const attributeName = '[a-zA-Z$\\-_:][a-zA-Z$\\-_:0-9\\.]*';
// Attribute regex
regexes.attributeNameNoBracketsRegex = '(' + attributeName + ')';
regexes.attributeNameBracketsRegex = '\\[(' + attributeName + ')\\]';
regexes.attributeNameRoundBracketsRegex = '\\((' + attributeName + ')\\)';
regexes.attributeNameRegex = '(?:' + regexes.attributeNameNoBracketsRegex + '|' + regexes.attributeNameBracketsRegex + '|' + regexes.attributeNameRoundBracketsRegex + ')';
regexes.attributeValueDoubleQuotesRegex = '\"((?:\\\\.|[^\"])*?)\"'; // Clever bit of regex to allow escaped chars in strings: https://stackoverflow.com/a/1016356/3099523
regexes.attributeValueSingleQuotesRegex = '\'((?:\\\\.|[^\'])*?)\'';
// Context var regex examples: https://regex101.com/r/zSbY7M/4
// Supports the dot notation, the [] notation as well as function calls () for building variable paths
regexes.variablePathDotNotation = '\\.' + variableName;
regexes.variableBracketsNotation = '\\[[^\\]]*\\]'; // Relies on nested '[]'brackets being encoded
regexes.variablePathFunctionCall = '\\([^\\)]*\\)'; // Relies on nested '()'-brackets being encoded.
regexes.variablePathPartRegex = '(?:' + regexes.variablePathDotNotation + '|' + regexes.variableBracketsNotation + '|' + regexes.variablePathFunctionCall + ')';
regexes.contextVariableRegex = 'context' + regexes.variablePathPartRegex + '*';
regexes.placeholderVariablePathDotNotation = '\\@@@cxtDot@@@' + variableName;
regexes.placeholderVariableBracketsNotation = '@@@cxtOpenSquareBracket@@@[^\\]]*@@@cxtCloseSquareBracket@@@';
regexes.placeholderVariablePathFunctionCall = '@@@cxtOpenRoundBracket@@@[^\\)]*@@@cxtCloseRoundBracket@@@';
regexes.placeholderVariablePathPartRegex = '(?:' + regexes.placeholderVariablePathDotNotation + '|' + regexes.placeholderVariableBracketsNotation + '|' + regexes.placeholderVariablePathFunctionCall + ')';
regexes.placeholderContextVariableRegex = '__CXT__' + regexes.placeholderVariablePathPartRegex + '*';
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