cljlex.core — net.clojars.cobalt/cljlex 0.1.0

add-pattern clj

(add-pattern pattern-list pattern)

Adds the given pattern to the given pattern list.

build-rule-list clj

(build-rule-list & patterns)

Builds a list of rules. Use with rule-run, rule-ignore and rule-throw.

handle-matchers-and-rules clj

(handle-matchers-and-rules string pos matcher-list rule-list)

(handle-matchers-and-rules string pos index matcher-list rule-list)

Handles patterns and rules. If there was a match, handles it's respective rule, and returns the new position directly after the match. Otherwise, nil.

lex clj

(lex string rule-list)

Using the given rules, lex the given string.

make-lexer-exception clj

(make-lexer-exception string-index)

(make-lexer-exception string-index reason)

Makes a new lexer exception with ex-info.

matcher-next clj

(matcher-next string position matcher)

Attempts, using the given matcher, to match the string starting at the given position. If the match was successful, returns the matched piece of the string, otherwise, nil.

rule-ignore clj

(rule-ignore pattern)

Makes a rule with a regex pattern that will be ignored during lexing.

rule-run clj

(rule-run pattern f)

Makes a rule associating a regex pattern to a function. While lexing, f is given the pattern that was matched, and should have the signature [^String].

rule-throw clj

(rule-throw pattern reason)

Makes a rule with a regex pattern that will throw an exception with the given reason during lexing.