CoqIDE: options for syntax highlighting

6 files changed, 282 insertions, 2 deletions

diff --git a/Makefile.build b/Makefile.build
index 2d942d1fb..91817a94a 100644
--- a/Makefile.build
+++ b/Makefile.build
@@ -297,7 +297,7 @@ COQIDEFLAGS=$(addprefix -I , $(IDESRCDIRS)) $(COQIDEINCLUDES)
 
 .SUFFIXES:.vo
 
-IDEFILES=ide/coq.lang ide/coq_style.xml ide/coq.png ide/mac_default_accel_map
+IDEFILES=$(wildcard ide/coq*.lang) ide/coq_style.xml ide/coq.png ide/mac_default_accel_map
 
 coqide-binaries: coqide-$(HASCOQIDE)
 coqide-no:
diff --git a/ide/coq-ssreflect.lang b/ide/coq-ssreflect.lang
new file mode 100644
index 000000000..4c488ae89
--- /dev/null
+++ b/ide/coq-ssreflect.lang
@@ -0,0 +1,246 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<language id="coq-ssreflect" _name="Coq + Ssreflect" version="2.0" _section="Scientific">
+  <metadata>
+    <property name="globs">*.v</property>
+    <property name="block-comment-start">\(\*</property>
+    <property name="block-comment-stop">\*\)</property>
+  </metadata>
+  
+  <styles>
+    <style id="comment" _name="Comment" map-to="def:comment"/>
+    <style id="coqdoc" _name="Coqdoc text" map-to="def:note"/>
+    <style id="vernac-keyword" _name="Vernacular keyword" map-to="def:keyword"/>
+    <style id="gallina-keyword" _name="Gallina keyword" map-to="def:keyword"/>
+    <style id="identifier" _name="Identifier" map-to="def:identifier"/>
+    <style id="constr-keyword" _name="Cic keyword" map-to="def:keyword"/>
+    <style id="constr-sort" _name="Cic sort" map-to="def:builtin"/>
+    <style id="string" _name="String" map-to="def:string"/>
+    <style id="escape" _name="Escaped Character" map-to="def:special-char"/>
+    <style id="error" _name="Error" map-to="def:error"/>
+    <style id="safe" _name="Checked Part"/>
+    <style id="sentence" _name="Sentence terminator"/>
+    <style id="tactic" _name="Tactic"/>
+    <style id="endtactic" _name="Tactic terminator"/>
+    <style id="iterator" _name="Tactic iterator"/>
+  </styles>
+  
+  <definitions>
+    <define-regex id="space">\s</define-regex>
+    <define-regex id="first_ident_char">[_\p{L}]</define-regex>
+    <define-regex id="ident_char">[_\p{L}'\pN]</define-regex>
+    <define-regex id="ident">\%{first_ident_char}\%{ident_char}*</define-regex>
+    <define-regex id="qualit">(\%{ident}*\.)*\%{ident}</define-regex>
+    <define-regex id="undotted_sep">[-+*{}]</define-regex>
+    <define-regex id="dot_sep">\.(\s|\z)</define-regex>
+    <define-regex id="single_decl">(Definition)|(Let)|(Example)|(SubClass)|(Fixpoint)|(CoFixpoint)|(Scheme)|(Function)|(Hypothesis)|(Axiom)|(Variable)|(Parameter)|(Conjecture)|(Inductive)|(CoInductive)|(Record)|(Structure)|(Ltac)|(Instance)|(Context)|(Class)|(Module(\%{space}+Type)?)|(Existing\%{space}+Instance)|(Canonical\%{space}+Structure)|(Canonical)|(Coercion)</define-regex>
+    <define-regex id="mult_decl">(Hypotheses)|(Axioms)|(Variables)|(Parameters)|(Implicit\%{space}+Type(s)?)</define-regex>
+    <define-regex id="locality">(((Local)|(Global))\%{space}+)?</define-regex>
+    <define-regex id="begin_proof">(Theorem)|(Lemma)|(Fact)|(Remark)|(Corollary)|(Proposition)|(Property)</define-regex>
+    <define-regex id="end_proof">(Qed)|(Defined)|(Admitted)|(Abort)</define-regex>
+    <define-regex id="decl_head">((?'gal'\%{locality}(Program\%{space}+)?(\%{single_decl}|\%{begin_proof}))\%{space}+(?'id'\%{ident}))|((?'gal4list'\%{mult_decl})(?'id_list'(\%{space}+\%{ident})*))</define-regex>
+
+    <context id="escape-seq" style-ref="escape">
+      <match>""</match>
+    </context>
+    <context id="string" style-ref="string">
+      <start>"</start>
+      <end>"</end>
+      <include>
+	<context ref="escape-seq"/>
+      </include>
+    </context>
+    <context id="ssr-iter" style-ref="iterator">
+      <keyword>do</keyword>
+      <keyword>last</keyword>
+      <keyword>first</keyword>
+    </context>
+    <context id="ssr-tac" style-ref="tactic">
+      <keyword>apply</keyword>
+      <keyword>auto</keyword>
+      <keyword>case</keyword>
+      <keyword>case</keyword>
+      <keyword>congr</keyword>
+      <keyword>elim</keyword>
+      <keyword>exists</keyword>
+      <keyword>have</keyword>
+      <keyword>gen have</keyword>
+      <keyword>generally have</keyword>
+      <keyword>move</keyword>
+      <keyword>pose</keyword>
+      <keyword>rewrite</keyword>
+      <keyword>set</keyword>
+      <keyword>split</keyword>
+      <keyword>suffices</keyword>
+      <keyword>suff</keyword>
+      <keyword>transitivity</keyword>
+      <keyword>without loss</keyword>
+      <keyword>wlog</keyword>
+    </context>
+    <context id="ssr-endtac" style-ref="endtactic">
+      <keyword>by</keyword>
+      <keyword>exact</keyword>
+      <keyword>reflexivity</keyword>
+    </context>
+    <context id="coq-ssreflect" class="no-spell-check">
+      <include>
+        <context ref="string"/>
+	<context id="coqdoc" style-ref="coqdoc" class-disabled="no-spell-check">
+	  <start>\(\*\*(\s|\z)</start>
+	  <end>\*\)</end>
+	  <include>
+	    <context ref="comment-in-comment"/>
+	    <context ref="string"/>
+	    <context ref="escape-seq"/>
+	  </include>
+	</context>
+	<context id="comment" style-ref="comment" class="comment" class-disabled="no-spell-check">
+	  <start>\(\*</start>
+	  <end>\*\)</end>
+	  <include>
+	    <context id="comment-in-comment" style-ref="comment" class="comment" class-disabled="no-spell-check">
+	      <start>\(\*</start>
+	      <end>\*\)</end>
+	      <include>
+		<context ref="comment-in-comment"/>
+		<context ref="string"/>
+		<context ref="escape-seq"/>
+	      </include>
+	    </context>
+	    <context ref="string"/>
+	    <context ref="escape-seq"/>
+	  </include>
+	</context>
+	<context id="declaration">
+	  <start>\%{decl_head}</start>
+	  <end>\%{dot_sep}</end>
+	  <include>
+	    <context sub-pattern="id" where="start" style-ref="identifier"/>
+	    <context sub-pattern="gal" where="start" style-ref="gallina-keyword"/>
+	    <context sub-pattern="id_list" where="start" style-ref="identifier"/>
+	    <context sub-pattern="gal4list" where="start" style-ref="gallina-keyword"/>
+	    <context id="constr-keyword" style-ref="constr-keyword">
+	      <keyword>forall</keyword>
+	      <keyword>fun</keyword>
+	      <keyword>match</keyword>
+	      <keyword>fix</keyword>
+	      <keyword>cofix</keyword>
+	      <keyword>with</keyword>
+	      <keyword>for</keyword>
+	      <keyword>end</keyword>
+	      <keyword>as</keyword>
+	      <keyword>let</keyword>
+	      <keyword>in</keyword>
+	      <keyword>if</keyword>
+	      <keyword>then</keyword>
+	      <keyword>else</keyword>
+	      <keyword>return</keyword>
+	      <keyword>using</keyword>
+	    </context>
+	    <context id="constr-sort" style-ref="constr-sort">
+	      <keyword>Prop</keyword>
+	      <keyword>Set</keyword>
+	      <keyword>Type</keyword>
+	    </context>
+	    <context id="dot-nosep">
+	      <match>\.\.</match>
+	    </context>
+	    <context ref="comment"/>
+	    <context ref="string"/>
+	    <context ref="coqdoc"/>
+	  </include>
+	</context>
+	<context id="proof">
+	  <start>Proof</start>
+	  <end>\%{end_proof}\%{dot_sep}</end>
+	  <include>
+	    <context sub-pattern="0" where="start" style-ref="vernac-keyword"/>
+	    <context sub-pattern="0" where="end" style-ref="vernac-keyword"/>
+	    <context ref="command"/>
+	    <context ref="scope-command"/>
+	    <context ref="hint-command"/>
+	    <context ref="command-for-qualit"/>
+	    <context ref="declaration"/>
+	    <context ref="comment"/>
+	    <context ref="string"/>
+	    <context ref="coqdoc"/>
+	    <context ref="proof"/>
+	    <context ref="undotted-sep"/>
+	    <context id="tactic" extend-parent="false">
+              <start></start>
+              <end>\%{dot_sep}</end>
+	      <include>
+	        <context ref="ssr-tac"/>
+	        <context ref="ssr-endtac"/>
+	        <context ref="ssr-iter"/>
+		<context ref="dot-nosep"/>
+		<context ref="constr-keyword"/>
+		<context ref="constr-sort"/>
+	        <context ref="comment"/>
+	        <context ref="string"/>
+	      </include>
+	    </context>
+	  </include>
+	</context>
+	<context id="undotted-sep" style-ref="vernac-keyword">
+	  <match>\%{undotted_sep}</match>
+	</context>
+	<context id="command" style-ref="vernac-keyword">
+	  <keyword>Add</keyword>
+	  <keyword>Check</keyword>
+	  <keyword>Eval</keyword>
+	  <keyword>Load</keyword>
+	  <keyword>Undo</keyword>
+	  <keyword>Goal</keyword>
+	  <keyword>Print</keyword>
+	  <keyword>Save</keyword>
+	  <keyword>Comments</keyword>
+	  <keyword>Solve\%{space}+Obligation</keyword>
+	  <keyword>((Uns)|(S))et(\%{space}+\%{ident})+</keyword>
+	  <keyword>(\%{locality}|((Reserved)|(Tactic))\%{space}+)?Notation</keyword>
+	  <keyword>\%{locality}Infix</keyword>
+	  <keyword>(Print)|(Reset)\%{space}+Extraction\%{space}+(Inline)|(Blacklist)</keyword>
+	</context>
+	<context id="hint-command" style-ref="vernac-keyword">
+	  <prefix>\%{locality}Hint\%{space}+</prefix>
+	  <keyword>Resolve</keyword>
+	  <keyword>Immediate</keyword>
+	  <keyword>Constructors</keyword>
+	  <keyword>unfold</keyword>
+	  <keyword>Opaque</keyword>
+	  <keyword>Transparent</keyword>
+	  <keyword>Extern</keyword>
+	</context>
+	<context id="scope-command" style-ref="vernac-keyword">
+	  <suffix>\%{space}+Scope</suffix>
+	  <keyword>\%{locality}Open</keyword>
+	  <keyword>\%{locality}Close</keyword>
+	  <keyword>Bind</keyword>
+	  <keyword>Delimit</keyword>
+	</context>
+	<context id="command-for-qualit">
+	  <suffix>\%{space}+(?'qua'\%{qualit})</suffix>
+	  <keyword>Chapter</keyword>
+	  <keyword>Combined\%{space}+Scheme</keyword>
+	  <keyword>End</keyword>
+	  <keyword>Section</keyword>
+	  <keyword>Arguments</keyword>
+	  <keyword>Implicit\%{space}+Arguments</keyword>
+	  <keyword>(Import)|(Include)</keyword>
+	  <keyword>Require(\%{space}+((Import)|(Export)))?</keyword>
+	  <keyword>(Recursive\%{space}+)?Extraction(\%{space}+(Language\%{space}+(Ocaml)|(Haskell)|(Scheme)|(Toplevel))|(Library)|((No)?Inline)|(Blacklist))?</keyword>
+	  <keyword>Extract\%{space}+(Inlined\%{space}+)?(Constant)|(Inductive)</keyword>
+	  <include>
+	    <context sub-pattern="1" style-ref="vernac-keyword"/>
+	  </include>
+	</context>
+	<context id="command-for-qualit-list" style-ref="vernac-keyword">
+	  <suffix>(?'qua_list'(\%{space}+\%{qualit})+)</suffix>
+	  <keyword>Typeclasses (Transparent)|(Opaque)</keyword>
+	  <include>
+	    <context sub-pattern="qua_list" style-ref="identifier"/>
+	  </include>
+	</context>
+      </include>
+    </context>
+  </definitions>
+</language>
diff --git a/ide/coq_style.xml b/ide/coq_style.xml
index 85ea4d891..67631d346 100644
--- a/ide/coq_style.xml
+++ b/ide/coq_style.xml
@@ -11,4 +11,16 @@
 <style name="coq:identifier" foreground="#navy"/>
 <style name="coq:constr-keyword" foreground="#dark green"/>
 <style name="coq:constr-sort" foreground="#008080"/>
+
+<style name="coq-ssreflect:comment" foreground="#b22222"/>
+<style name="coq-ssreflect:coqdoc" foreground="#b22222" italic="true"/>
+<style name="coq-ssreflect:vernac-keyword" bold="true" foreground="#a021f0"/>
+<style name="coq-ssreflect:gallina-keyword" bold="true" foreground="#a021f0"/>
+<style name="coq-ssreflect:identifier" bold="true" foreground="#0000ff"/>
+<style name="coq-ssreflect:constr-keyword" foreground="#228b22"/>
+<style name="coq-ssreflect:constr-sort" foreground="#228b22"/>
+<style name="coq-ssreflect:tactic" foreground="#101092"/>
+<style name="coq-ssreflect:endtactic" foreground="#ff3f3f"/>
+<style name="coq-ssreflect:iterator" foreground="#be6ad4"/>
+<style name="coq-ssreflect:string" foreground="#8b2252"/>
 </style-scheme>
diff --git a/ide/coqide.ml b/ide/coqide.ml
index 783f4b431..df0733f7e 100644
--- a/ide/coqide.ml
+++ b/ide/coqide.ml
@@ -1267,12 +1267,18 @@ let build_ui () =
     let iter_session v = v.script#source_buffer#set_style_scheme style in
     List.iter iter_session notebook#pages
   in
+  let refresh_language () =
+    let lang =  lang_manager#language prefs.source_language in
+    let iter_session v = v.script#source_buffer#set_language lang in
+    List.iter iter_session notebook#pages
+  in
   let resize_window () =
     w#resize ~width:prefs.window_width ~height:prefs.window_height
   in
   refresh_toolbar ();
   refresh_toolbar_hook := refresh_toolbar;
   refresh_style_hook := refresh_style;
+  refresh_language_hook := refresh_language;
   refresh_editor_hook := refresh_editor_prefs;
   resize_window_hook := resize_window;
   refresh_tabs_hook := refresh_notebook_pos;
diff --git a/ide/preferences.ml b/ide/preferences.ml
index 585dce21f..b774ac842 100644
--- a/ide/preferences.ml
+++ b/ide/preferences.ml
@@ -78,6 +78,7 @@ let inputenc_of_string s =
 (** Hooks *)
 
 let refresh_style_hook = ref (fun () -> ())
+let refresh_language_hook = ref (fun () -> ())
 let refresh_editor_hook = ref (fun () -> ())
 let refresh_toolbar_hook = ref (fun () -> ())
 let contextual_menus_on_goal_hook = ref (fun x -> ())
@@ -657,6 +658,19 @@ let configure ?(apply=(fun () -> ())) () =
       style_manager#style_scheme_ids current.source_style
   in
 
+  let source_language =
+    let f s =
+      current.source_language <- s;
+      !refresh_language_hook ()
+    in
+    combo "Language:"
+      ~f ~new_allowed:false
+      (List.filter
+        (fun x -> Str.string_match (Str.regexp "^coq") x 0)
+        lang_manager#language_ids)
+      current.source_language
+  in
+
   let read_project =
     combo
       "Project file options are"
@@ -794,7 +808,8 @@ let configure ?(apply=(fun () -> ())) () =
   let cmds =
     [Section("Fonts", Some `SELECT_FONT,
 	     [config_font]);
-     Section("Colors", Some `SELECT_COLOR, [config_color; source_style]);
+     Section("Colors", Some `SELECT_COLOR,
+             [config_color; source_language; source_style]);
      Section("Editor", Some `EDIT, [config_editor]);
      Section("Files", Some `DIRECTORY,
 	     [global_auto_revert;global_auto_revert_delay;
diff --git a/ide/preferences.mli b/ide/preferences.mli
index 26dc51f39..a93767751 100644
--- a/ide/preferences.mli
+++ b/ide/preferences.mli
@@ -95,6 +95,7 @@ val configure : ?apply:(unit -> unit) -> unit -> unit
 (* Hooks *)
 val refresh_editor_hook : (unit -> unit) ref
 val refresh_style_hook : (unit -> unit) ref
+val refresh_language_hook : (unit -> unit) ref
 val refresh_toolbar_hook : (unit -> unit) ref
 val resize_window_hook : (unit -> unit) ref
 val refresh_tabs_hook : (unit -> unit) ref