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Allow variables and symbolic constants to start with underscores #128

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Allow variables and symbolic constants to start with underscores #128

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4 changes: 2 additions & 2 deletions src/parse.coffee
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Original file line number Diff line number Diff line change
Expand Up @@ -20,10 +20,10 @@ define ["require"], (require) ->
"Could not parse '#{@input}' as #{@type}"

# Regular expressions that match the various types of terminal recognised by Coffeequate.
VARIABLE_REGEX = /^@*[a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ][a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ_\-\d]*$/
VARIABLE_REGEX = /^@*[a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ_][a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ_\-\d]*$/
CONSTANT_INTEGER_REGEX = /^-?\d+$/
CONSTANT_FLOAT_REGEX = /^-?\d+(\.\d+)?(e-?\d+)?$/ # Note that this matches integers too, so we'll need to match this after integers.
SYMBOLIC_CONSTANT_REGEX = /^\\@*[a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ][a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ_\-\d]*$/
SYMBOLIC_CONSTANT_REGEX = /^\\@*[a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ_][a-zA-Z\u0391-\u03A9\u03B1-\u03C9ϕϖϱϰϑϵ_\-\d]*$/
DIMENSIONS_REGEX = /^[^:]*::\{[^:+]*\}$/

# Take a string and return a Terminal that that string represents.
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