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-rw-r--r--third_party/nix/doc/manual/nix-lang-ref.xml182
1 files changed, 0 insertions, 182 deletions
diff --git a/third_party/nix/doc/manual/nix-lang-ref.xml b/third_party/nix/doc/manual/nix-lang-ref.xml
deleted file mode 100644
index 86273ac3d016..000000000000
--- a/third_party/nix/doc/manual/nix-lang-ref.xml
+++ /dev/null
@@ -1,182 +0,0 @@
-<appendix>
-  <title>Nix Language Reference</title>
-
-  <sect1>
-    <title>Grammar</title>
-
-    <productionset>
-      <title>Expressions</title>
-      
-      <production id="nix.expr">
-        <lhs>Expr</lhs>
-        <rhs>
-          <nonterminal def="#nix.expr_function" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_function">
-        <lhs>ExprFunction</lhs>
-        <rhs>
-          '{' <nonterminal def="#nix.formals" /> '}' ':' <nonterminal def="#nix.expr_function" />
-          <sbr />|
-          <nonterminal def="#nix.expr_assert" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_assert">
-        <lhs>ExprAssert</lhs>
-        <rhs>
-          'assert' <nonterminal def="#nix.expr" /> ';' <nonterminal def="#nix.expr_assert" />
-          <sbr />|
-          <nonterminal def="#nix.expr_if" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_if">
-        <lhs>ExprIf</lhs>
-        <rhs>
-          'if' <nonterminal def="#nix.expr" /> 'then' <nonterminal def="#nix.expr" />
-          'else' <nonterminal def="#nix.expr" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_op">
-        <lhs>ExprOp</lhs>
-        <rhs>
-          '!' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '==' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '!=' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '&amp;&amp;' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '||' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '->' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '//' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '~' <nonterminal def="#nix.expr_op" />
-          <sbr />|
-          <nonterminal def="#nix.expr_op" /> '?' <nonterminal def="#nix.id" />
-          <sbr />|
-          <nonterminal def="#nix.expr_app" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_app">
-        <lhs>ExprApp</lhs>
-        <rhs>
-          <nonterminal def="#nix.expr_app" /> '.' <nonterminal def="#nix.expr_select" />
-          <sbr />|
-          <nonterminal def="#nix.expr_select" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_select">
-        <lhs>ExprSelect</lhs>
-        <rhs>
-          <nonterminal def="#nix.expr_select" /> <nonterminal def="#nix.id" />
-          <sbr />|
-          <nonterminal def="#nix.expr_simple" />
-        </rhs>
-      </production>
-      
-      <production id="nix.expr_simple">
-        <lhs>ExprSimple</lhs>
-        <rhs>
-          <nonterminal def="#nix.id" /> |
-          <nonterminal def="#nix.int" /> |
-          <nonterminal def="#nix.str" /> |
-          <nonterminal def="#nix.path" /> |
-          <nonterminal def="#nix.uri" />
-          <sbr />|
-          'true' | 'false' | 'null'
-          <sbr />|
-          '(' <nonterminal def="#nix.expr" /> ')'
-          <sbr />|
-          '{' <nonterminal def="#nix.bind" />* '}'
-          <sbr />|
-          'let' '{' <nonterminal def="#nix.bind" />* '}'
-          <sbr />|
-          'rec' '{' <nonterminal def="#nix.bind" />* '}'
-          <sbr />|
-          '[' <nonterminal def="#nix.expr_select" />* ']'
-        </rhs>
-      </production>
-
-      <production id="nix.bind">
-        <lhs>Bind</lhs>
-        <rhs>
-          <nonterminal def="#nix.id" /> '=' <nonterminal def="#nix.expr" /> ';'
-          <sbr />|
-          'inherit' ('(' <nonterminal def="#nix.expr" /> ')')? <nonterminal def="#nix.id" />* ';'
-        </rhs>
-      </production>
-
-      <production id="nix.formals">
-        <lhs>Formals</lhs>
-        <rhs>
-          <nonterminal def="#nix.formal" /> ',' <nonterminal def="#nix.formals" />
-          | <nonterminal def="#nix.formal" />
-        </rhs>
-      </production>
-          
-      <production id="nix.formal">
-        <lhs>Formal</lhs>
-        <rhs>
-          <nonterminal def="#nix.id" />
-          <sbr />|
-          <nonterminal def="#nix.id" /> '?' <nonterminal def="#nix.expr" />
-        </rhs>
-      </production>
-          
-    </productionset>
-
-    <productionset>
-      <title>Terminals</title>
-
-      <production id="nix.id">
-        <lhs>Id</lhs>
-        <rhs>[a-zA-Z\_][a-zA-Z0-9\_\']*</rhs>
-      </production>
-    
-      <production id="nix.int">
-        <lhs>Int</lhs>
-        <rhs>[0-9]+</rhs>
-      </production>
-    
-      <production id="nix.str">
-        <lhs>Str</lhs>
-        <rhs>\"[^\n\"]*\"</rhs>
-      </production>
-
-      <production id="nix.path">
-        <lhs>Path</lhs>
-        <rhs>[a-zA-Z0-9\.\_\-\+]*(\/[a-zA-Z0-9\.\_\-\+]+)+</rhs>
-      </production>
-    
-      <production id="nix.uri">
-        <lhs>Uri</lhs>
-        <rhs>[a-zA-Z][a-zA-Z0-9\+\-\.]*\:[a-zA-Z0-9\%\/\?\:\@\&amp;\=\+\$\,\-\_\.\!\~\*\']+</rhs>
-      </production>
-
-      <production id="nix.ws">
-        <lhs>Whitespace</lhs>
-        <rhs>
-          [ \t\n]+
-          <sbr />|
-          \#[^\n]*
-          <sbr />|
-          \/\*(.|\n)*\*\/
-        </rhs>
-      </production>
-
-    </productionset>
-    
-  </sect1>
-
-</appendix>