forked from lix-project/lix
* EBNF grammar for the Nix expression language.
This commit is contained in:
parent
153429520a
commit
b0c9baf1b5
|
@ -64,6 +64,11 @@ AC_ARG_WITH(docbook-catalog, AC_HELP_STRING([--with-docbook-catalog=PATH],
|
|||
docbookcatalog=$withval, docbookcatalog=/docbook-dtd-missing)
|
||||
AC_SUBST(docbookcatalog)
|
||||
|
||||
AC_ARG_WITH(docbook-ebnf-catalog, AC_HELP_STRING([--with-docbook-ebnf-catalog=PATH],
|
||||
[path of the DocBook XML EBNF module DTD]),
|
||||
docbookebnfcatalog=$withval, docbookcatalog=/docbook-ebnf-dtd-missing)
|
||||
AC_SUBST(docbookebnfcatalog)
|
||||
|
||||
AC_ARG_WITH(docbook-xsl, AC_HELP_STRING([--with-docbook-xsl=PATH],
|
||||
[path of the DocBook XSL stylesheets]),
|
||||
docbookxsl=$withval, docbookxsl=/docbook-xsl-missing)
|
||||
|
|
|
@ -1,4 +1,4 @@
|
|||
ENV = SGML_CATALOG_FILES=$(docbookcatalog)
|
||||
ENV = SGML_CATALOG_FILES=$(docbookcatalog):$(docbookebnfcatalog)
|
||||
|
||||
XMLLINT = $(ENV) $(xmllint) $(xmlflags) --catalogs
|
||||
XSLTPROC = $(ENV) $(xsltproc) $(xmlflags) --catalogs \
|
||||
|
@ -13,7 +13,7 @@ man1_MANS = nix-env.1 nix-store.1 nix-instantiate.1 \
|
|||
SOURCES = manual.xml introduction.xml installation.xml overview.xml \
|
||||
$(man1_MANS:.1=.xml) \
|
||||
troubleshooting.xml bugs.xml opt-common.xml opt-common-syn.xml \
|
||||
quick-start.xml style.css images
|
||||
quick-start.xml nix-lang-ref.xml style.css images
|
||||
|
||||
manual.is-valid: $(SOURCES) version.xml
|
||||
$(XMLLINT) --noout --valid manual.xml
|
||||
|
|
|
@ -1,8 +1,11 @@
|
|||
<?xml version="1.0"?>
|
||||
<!DOCTYPE book
|
||||
PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
|
||||
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"
|
||||
PUBLIC "-//OASIS//DTD DocBook EBNF Module V1.0//EN"
|
||||
"http://www.oasis-open.org/docbook/xml/ebnf/1.0/dbebnf.dtd"
|
||||
[
|
||||
<!-- <!DOCTYPE book
|
||||
PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
|
||||
"http://www.docbook.org/xml/4.3/docbook-xml-4.3.zip" -->
|
||||
<!ENTITY introduction SYSTEM "introduction.xml">
|
||||
<!ENTITY quick-start SYSTEM "quick-start.xml">
|
||||
<!ENTITY installation SYSTEM "installation.xml">
|
||||
|
@ -16,6 +19,7 @@
|
|||
<!ENTITY nix-push SYSTEM "nix-push.xml">
|
||||
<!ENTITY nix-pull SYSTEM "nix-pull.xml">
|
||||
<!ENTITY nix-prefetch-url SYSTEM "nix-prefetch-url.xml">
|
||||
<!ENTITY nix-lang-ref SYSTEM "nix-lang-ref.xml">
|
||||
<!ENTITY troubleshooting SYSTEM "troubleshooting.xml">
|
||||
<!ENTITY bugs SYSTEM "bugs.xml">
|
||||
<!ENTITY version SYSTEM "version.xml">
|
||||
|
@ -74,6 +78,8 @@
|
|||
</sect1>
|
||||
</appendix>
|
||||
|
||||
&nix-lang-ref;
|
||||
|
||||
&troubleshooting;
|
||||
&bugs;
|
||||
|
||||
|
|
183
doc/manual/nix-lang-ref.xml
Normal file
183
doc/manual/nix-lang-ref.xml
Normal file
|
@ -0,0 +1,183 @@
|
|||
<chapter>
|
||||
<title>Nix Language Reference</title>
|
||||
|
||||
<sect1>
|
||||
<title>Grammar</title>
|
||||
|
||||
<para>
|
||||
</para>
|
||||
|
||||
<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" /> '&&' <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 />|
|
||||
'(' <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\%\/\?\:\@\&\=\+\$\,\-\_\.\!\~\*\']+</rhs>
|
||||
</production>
|
||||
|
||||
<production id="nix.ws">
|
||||
<lhs>Whitespace</lhs>
|
||||
<rhs>
|
||||
[ \t\n]+
|
||||
<sbr />|
|
||||
\#[^\n]*
|
||||
<sbr />|
|
||||
\/\*(.|\n)*\*\/
|
||||
</rhs>
|
||||
</production>
|
||||
|
||||
</productionset>
|
||||
|
||||
</sect1>
|
||||
|
||||
</chapter>
|
Loading…
Reference in a new issue