Change Latex anchor to soemthing without conflict

spectec/doc/Latex.md

@@ -50,7 +50,7 @@ regexp ::=
 
 The `tag` can be configured differently for different file formats. Currently, two formats are supported:
 
-* _Latex._ Tags are `@` and `@@`, generating `$...$` and `$$...$$`, respectively.
+* _Latex._ Tags are `#` and `##`, generating `$...$` and `$$...$$`, respectively.
 
 * _Sphinx._ Tags are `$` and `$$`, generating `:math:'...'` and `.. math:: ...`, respectively.
 
@@ -98,21 +98,21 @@ The names in a definition splice refer to definitions according to the indicated
 
 ```
 ;; insert definitions of types
-@@@{syntax: numtype vectype valtype}
+$${syntax: numtype vectype valtype}
 
 ;; insert grammar for control and reference instructions together
-@@@{syntax: {instr/control instr/reference}}
+$${syntax: {instr/control instr/reference}}
 
 ;; insert grammar for all instructions in a single grammar
-@@@{syntax: {instr/*}}
+$${syntax: {instr/*}}
 
 ;; insert typing rules for `unreachable`, `nop` and `drop`,
 ;; putting the first on its own, the latter two on the same line
-@@@{rule: Instr_ok/unreachable {Instr_ok/nop Instr_ok/drop}}
+$${rule: Instr_ok/unreachable {Instr_ok/nop Instr_ok/drop}}
 
 ;; insert reduction rules for `block`, `loop` and all the ones for `if`,
 ;; as well as `br` and `br_if`, but with small vertical space
-@@@{rule: {Step/block Step/loop Step/if-*} {Step/br Step/br_if}}
+$${rule: {Step/block Step/loop Step/if-*} {Step/br Step/br_if}}
 ```
 
 
@@ -172,12 +172,12 @@ Hints of the form `hint(show <exp>)` are recognised on a number of constructs an
   relation Step: instr* ~> instr*                  hint(show "S")
   rule Step/drop: val DROP ~> eps
   ```
-  After this, the splice `@@@{rule+: Instr_ok/nop}` will generate (in proper Latex)
+  After this, the splice `$${rule+: Instr_ok/nop}` will generate (in proper Latex)
   ```
   ------------------------ [T-drop]
   C |- DROP : t -> eps
   ```
-  Similarly, the splice `@@@{rule+: Step/nop}` will generate
+  Similarly, the splice `$${rule+: Step/nop}` will generate
   ```
   [S-nop]  val DROP ~> eps
   ```

spectec/src/backend-splice/config.ml

@@ -22,8 +22,8 @@ type t = config
 
 let latex =
   { anchors = [
-      {token = "@"; prefix = "$"; suffix = "$"; indent = ""};
-      {token = "@@"; prefix = "$$\n"; suffix = "\n$$"; indent = ""};
+      {token = "#"; prefix = "$"; suffix = "$"; indent = ""};
+      {token = "##"; prefix = "$$\n"; suffix = "\n$$"; indent = ""};
     ];
     latex = Backend_latex.Config.default;
     prose = Backend_prose.Config.default;

spectec/test-splice/spec-latex.in.tex

@@ -19,9 +19,9 @@
 
 \subsection*{Syntax}
 
-@@{definition: size}
+##{definition: size}
 
-@@{syntax+:
+##{syntax+:
   limits
   {globaltype
   functype
@@ -31,50 +31,50 @@ \subsection*{Syntax}
   externtype
 }
 
-@@{syntax: {instr/control}}
+##{syntax: {instr/control}}
 
-@@{syntax: {instr/numeric instr/local instr/global instr/memory} expr}
+##{syntax: {instr/numeric instr/local instr/global instr/memory} expr}
 
 
-\subsection*{Typing @{relation: Instr_ok}}
+\subsection*{Typing #{relation: Instr_ok}}
 
-An instruction sequence @{:instr*} is well-typed with an instruction type @{functype: t_1* -> t_2*}, written @{:instr*} $:$ @{functype: t_1* -> t_2*}, according to the following rules:
+An instruction sequence #{:instr*} is well-typed with an instruction type #{functype: t_1* -> t_2*}, written #{:instr*} $:$ #{functype: t_1* -> t_2*}, according to the following rules:
 
-@@{rule:
+##{rule:
   {Instrs_ok/empty Instrs_ok/seq}
   {Instrs_ok/frame}
 }
 
-@@{rule+: Instrs_ok/*m* {Instrs_ok/*m*}}
+##{rule+: Instrs_ok/*m* {Instrs_ok/*m*}}
 
-@@{rule: {Instr_ok/unreachable Instr_ok/nop Instr_ok/drop}}
+##{rule: {Instr_ok/unreachable Instr_ok/nop Instr_ok/drop}}
 
-@@{rule+: Instr_ok/block}
+##{rule+: Instr_ok/block}
 
-@@{rule+: Instr_ok/loop}
+##{rule+: Instr_ok/loop}
 
-@@{rule+: Instr_ok/if}
+##{rule+: Instr_ok/if}
 
 
-@@{rule-ignore: Instr_ok/convert-*}
+##{rule-ignore: Instr_ok/convert-*}
 
 
 \subsection*{Runtime}
 
-@@{definition: default}
+##{definition: default}
 
-@@{definition: {funcaddr funcinst} {func table}}
+##{definition: {funcaddr funcinst} {func table}}
 
 
-\subsection*{Reduction @{relation: Step_pure}}
+\subsection*{Reduction #{relation: Step_pure}}
 
-The relation @{Step: config ~> config} checks that a function type is well-formed.
+The relation #{Step: config ~> config} checks that a function type is well-formed.
 
-@@{rule: Step/pure Step/read}
+##{rule: Step/pure Step/read}
 
-@@{rule+: {Step_read/block Step_read/loop} {Step_pure/if-*}}
+##{rule+: {Step_read/block Step_read/loop} {Step_pure/if-*}}
 
-@@{rule+: Step_pure/if-*}
+##{rule+: Step_pure/if-*}
 
 \end{document}