Parser Reference

This section is a glossary of Murex tokens and parser behavior.

Other Reference Material

Language Guides

1. Language Tour, which is an introduction into the Murex language.

2. Rosetta Stone, which is a reference table comparing Bash syntax to Murex's.

3. Builtins, for docs on the core builtins.

Murex's Source Code

The parser is located Murex's source under the lang/ path of the project files.

Pages

• %(Brace Quote)`: Initiates or terminates a string (variables expanded)
• Array (@) Token: Expand values as an array
• Tilde (~) Token: Home directory path variable
• ! (not): Reads the STDIN and exit number from previous process and not's it's condition
• "Double Quote": Initiates or terminates a string (variables expanded)
• $variable: Expand values as a scalar
• %[] Create array: Quickly generate arrays
• %{} Create object: Quickly generate objects and maps
• && And Logical Operator: Continues next operation if previous operation passes
• 'Single Quote': Initiates or terminates a string (variables not expanded)
• (brace quote): Write a string to the STDOUT without new line (deprecated)
• -> Arrow Pipe: Pipes STDOUT from the left hand command to STDIN of the right hand command
• <read-named-pipe>: Reads from a Murex named pipe
• => Generic Pipe: Pipes a reformatted STDOUT stream from the left hand command to STDIN of the right hand command
• = (arithmetic evaluation): Evaluate a mathematical function (deprecated)
• >> (append file): Writes STDIN to disk - appending contents if file already exists
• >> Append Pipe: Redirects STDOUT to a file and append its contents
• ? STDERR Pipe: Pipes STDERR from the left hand command to STDIN of the right hand command
• [..range]: Outputs a ranged subset of data from STDIN
• [[ element ]]: Outputs an element from a nested structure
• [index]: Outputs an element from an array, map or table
• {Curly Brace}: Initiates or terminates a code block
• |> (truncate file): Writes STDIN to disk - overwriting contents if file already exists
• | POSIX Pipe: Pipes STDOUT from the left hand command to STDIN of the right hand command
• || Or Logical Operator: Continues next operation only if previous operation fails