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parser.clj
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parser.clj
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(ns clj-holmes.logic.parser
(:require [clj-holmes.logic.namespace :as logic.namespace]
[edamame.core :as edamame]))
(defn ^:private alias-require? [require-declaration]
(->> require-declaration
second
(= :as)))
(defn ^:private requires->auto-resolves-decl
"Adapt requires from namespace declaration to a format used by edamame auto-resolve."
[requires]
(let [filter-alias-require? (filter alias-require?)
assoc-or-return-new (fn assoc-or-return-new
([new] new)
([new [value _ key]]
(assoc new key value)))]
(transduce filter-alias-require? assoc-or-return-new {} requires)))
(defn ^:private auto-resolves
"Parses the first form and if it is a namespace declaration returns a map containing all requires aliases."
[code]
(let [form (edamame/parse-string code {:all true :readers (fn [_] identity)})
namespace (logic.namespace/name-from-ns-declaration form)
ns-requires (logic.namespace/requires form)]
(-> ns-requires
requires->auto-resolves-decl
(assoc :current namespace))))
(defn code->data
"Receives a clojure file and returns all forms as data containing lines and rows metadata."
[code filename]
(try
(let [auto-resolve (auto-resolves code)
opts {:auto-resolve auto-resolve
:all true
:readers (fn [_] identity)}]
(edamame/parse-string-all code opts))
(catch Exception _
(println "Impossible to parse:" filename))))