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-rw-r--r--src/clarktown/core.clj130
1 files changed, 8 insertions, 122 deletions
diff --git a/src/clarktown/core.clj b/src/clarktown/core.clj
index 7cf1e54..43db7c6 100644
--- a/src/clarktown/core.clj
+++ b/src/clarktown/core.clj
@@ -1,124 +1,7 @@
(ns clarktown.core
(:require
- [clojure.string :as string]
- [clarktown.parsers.bold :as bold]
- [clarktown.parsers.italic :as italic]
- [clarktown.parsers.inline-code :as inline-code]
- [clarktown.parsers.strikethrough :as strikethrough]
- [clarktown.parsers.link-and-image :as link-and-image]
- [clarktown.parsers.empty-block :as empty-block]
- [clarktown.parsers.horizontal-line-block :as horizontal-line-block]
- [clarktown.parsers.heading-block :as heading-block]))
-
-
-(def default-parsers
- [{:matcher empty-block/is?
- :renderers [empty-block/render]}
- {:matcher horizontal-line-block/is?
- :renderers [horizontal-line-block/render]}
- {:matcher heading-block/is?
- :renderers [bold/render
- italic/render
- inline-code/render
- strikethrough/render
- link-and-image/render
- heading-block/render]}
- {:renderers [bold/render
- italic/render
- inline-code/render
- strikethrough/render
- link-and-image/render]}])
-
-
-(defn- stitch-code-blocks
- "Since code blocks can span multiple blocks (a block is separated by
- two line breaks from another block) , we need to stitch them together
- into one block in order for a block parser to be able to do anything
- with it."
- [blocks]
- (loop [stitched-blocks []
- code-block-started? false
- blocks blocks]
- (if (empty? blocks)
- stitched-blocks
- (let [block (first blocks)]
- (if (and (string/starts-with? (string/trim block) "```")
- (not (string/ends-with? (string/trim block) "```")))
- (recur (conj stitched-blocks block)
- true
- (drop 1 blocks))
- (if code-block-started?
- (let [last-block (last stitched-blocks)
- last-block-index (- (count stitched-blocks) 1)]
- (if (string/ends-with? (string/trim block) "```")
- (recur (assoc stitched-blocks last-block-index (str last-block "\n\n" block))
- false
- (drop 1 blocks))
- (recur (assoc stitched-blocks last-block-index (str last-block "\n\n" block))
- true
- (drop 1 blocks))))
- (recur (conj stitched-blocks block)
- false
- (drop 1 blocks))))))))
-
-
-(defn- find-parser-by-block
- "Find a parser from `parsers` that matches the given `block`."
- [parsers block]
- (->> parsers
- (filter
- (fn [{:keys [matcher]}]
- (matcher block)))
- first))
-
-
-(defn- parse-block-with-known-parser
- "Parses a given `block` with a known `parser`."
- [parser block]
- (loop [block block
- renderers (:renderers parser)]
- (if (empty? renderers)
- block
- (let [renderer (first renderers)]
- (recur (renderer block)
- (drop 1 renderers))))))
-
-
-(defn- parse-block-with-unknown-parsers
- "Parses the given `block` with all the parsers that do not have
- a matcher function, useful for any fallback parsing one might want
- to do."
- [parsers block]
- (loop [block block
- parsers (filter #(= nil (:matcher %)) parsers)]
- (if (empty? parsers)
- block
- (loop [block block
- renderers (:renderers (first parsers))]
- (if (empty? renderers)
- block
- (let [renderer (first renderers)]
- (recur (renderer block)
- (drop 1 renderers))))))))
-
-
-(defn- parse-blocks
- "Parses each individual Markdown block, given as `blocks`, with
- the list of `parsers`."
- [blocks parsers]
- (for [block blocks]
- (if-let [parser (find-parser-by-block parsers block)]
- (parse-block-with-known-parser parser block)
- (parse-block-with-unknown-parsers parsers block))))
-
-
-(defn- parse
- "Parses given `markdown` with `parsers`."
- [markdown parsers]
- (let [blocks (-> (string/split markdown #"\n\n")
- stitch-code-blocks)
- parsed-blocks (parse-blocks blocks parsers)]
- (string/join "" parsed-blocks)))
+ [clarktown.parser :as parser]
+ [clarktown.parsers :as parsers]))
(defn render
@@ -139,6 +22,9 @@
:renderers [(fn [block] ...) (fn [block] ...)]}
```"
([markdown]
- (render markdown default-parsers))
- ([markdown parsers]
- (parse markdown parsers)))
+ (render markdown parsers/parsers))
+ ([markdown given-parsers]
+ (parser/parse markdown given-parsers)))
+
+
+(render (slurp "/Users/asko/Documents/work/clarktown/quote-block.md"))