forked from lix-project/lix
nix-instantiate: Rename --eval-only to --eval, --parse-only to --parse
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@ -19,9 +19,9 @@
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<cmdsynopsis>
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<command>nix-instantiate</command>
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<group>
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<arg choice='plain'><option>--parse-only</option></arg>
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<arg choice='plain'><option>--parse</option></arg>
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<arg choice='plain'>
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<option>--eval-only</option>
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<option>--eval</option>
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<arg><option>--strict</option></arg>
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<arg><option>--xml</option></arg>
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</arg>
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@ -84,7 +84,7 @@ input.</para>
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</varlistentry>
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<varlistentry><term><option>--parse-only</option></term>
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<varlistentry><term><option>--parse</option></term>
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<listitem><para>Just parse the input files, and print their
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abstract syntax trees on standard output in ATerm
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@ -92,7 +92,7 @@ input.</para>
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</varlistentry>
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<varlistentry><term><option>--eval-only</option></term>
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<varlistentry><term><option>--eval</option></term>
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<listitem><para>Just parse and evaluate the input files, and print
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the resulting values on standard output. No instantiation of
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@ -115,8 +115,8 @@ input.</para>
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<varlistentry><term><option>--xml</option></term>
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<listitem><para>When used with <option>--parse-only</option> and
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<option>--eval-only</option>, print the resulting expression as an
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<listitem><para>When used with <option>--parse</option> and
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<option>--eval</option>, print the resulting expression as an
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XML representation of the abstract syntax tree rather than as an
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ATerm. The schema is the same as that used by the <link
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linkend="builtin-toXML"><function>toXML</function>
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@ -126,7 +126,7 @@ input.</para>
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<varlistentry><term><option>--strict</option></term>
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<listitem><para>When used with <option>--eval-only</option>,
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<listitem><para>When used with <option>--eval</option>,
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recursively evaluate list elements and attributes. Normally, such
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sub-expressions are left unevaluated (since the Nix expression
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language is lazy).</para>
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@ -140,9 +140,9 @@ input.</para>
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<varlistentry><term><option>--read-write-mode</option></term>
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<listitem><para>When used with <option>--eval-only</option>,
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perform evaluation in read/write mode so nix language features
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that require it will still work (at the cost of needing to do
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<listitem><para>When used with <option>--eval</option>, perform
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evaluation in read/write mode so nix language features that
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require it will still work (at the cost of needing to do
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instantiation of every evaluated derivation).</para>
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</listitem>
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@ -195,13 +195,13 @@ $ nix-instantiate '<nixpkgs>' -A hello
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<para>Parsing and evaluating Nix expressions:
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<screen>
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$ nix-instantiate --parse-only -E '1 + 2'
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$ nix-instantiate --parse -E '1 + 2'
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1 + 2
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$ nix-instantiate --eval-only -E '1 + 2'
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$ nix-instantiate --eval -E '1 + 2'
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3
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$ nix-instantiate --eval-only --xml -E '1 + 2'
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$ nix-instantiate --eval --xml -E '1 + 2'
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<![CDATA[<?xml version='1.0' encoding='utf-8'?>
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<expr>
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<int value="3" />
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@ -212,7 +212,7 @@ $ nix-instantiate --eval-only --xml -E '1 + 2'
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<para>The difference between non-strict and strict evaluation:
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<screen>
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$ nix-instantiate --eval-only --xml -E 'rec { x = "foo"; y = x; }'
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$ nix-instantiate --eval --xml -E 'rec { x = "foo"; y = x; }'
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<replaceable>...</replaceable><![CDATA[
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<attr name="x">
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<string value="foo" />
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@ -226,7 +226,7 @@ Note that <varname>y</varname> is left unevaluated (the XML
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representation doesn’t attempt to show non-normal forms).
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<screen>
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$ nix-instantiate --eval-only --xml --strict -E 'rec { x = "foo"; y = x; }'
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$ nix-instantiate --eval --xml --strict -E 'rec { x = "foo"; y = x; }'
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<replaceable>...</replaceable><![CDATA[
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<attr name="x">
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<string value="foo" />
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@ -107,11 +107,11 @@ void run(Strings args)
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readStdin = true;
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else if (arg == "--expr" || arg == "-E")
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fromArgs = true;
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else if (arg == "--eval-only")
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else if (arg == "--eval" || arg == "--eval-only")
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evalOnly = true;
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else if (arg == "--read-write-mode")
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wantsReadWrite = true;
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else if (arg == "--parse-only")
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else if (arg == "--parse" || arg == "--parse-only")
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parseOnly = evalOnly = true;
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else if (arg == "--find-file")
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findFile = true;
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@ -7,7 +7,7 @@ fail=0
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for i in lang/parse-fail-*.nix; do
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echo "parsing $i (should fail)";
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i=$(basename $i .nix)
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if nix-instantiate --parse-only - < lang/$i.nix; then
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if nix-instantiate --parse - < lang/$i.nix; then
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echo "FAIL: $i shouldn't parse"
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fail=1
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fi
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@ -16,7 +16,7 @@ done
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for i in lang/parse-okay-*.nix; do
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echo "parsing $i (should succeed)";
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i=$(basename $i .nix)
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if ! nix-instantiate --parse-only - < lang/$i.nix > lang/$i.out; then
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if ! nix-instantiate --parse - < lang/$i.nix > lang/$i.out; then
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echo "FAIL: $i should parse"
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fail=1
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fi
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@ -25,7 +25,7 @@ done
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for i in lang/eval-fail-*.nix; do
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echo "evaluating $i (should fail)";
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i=$(basename $i .nix)
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if nix-instantiate --eval-only lang/$i.nix; then
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if nix-instantiate --eval lang/$i.nix; then
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echo "FAIL: $i shouldn't evaluate"
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fail=1
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fi
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@ -40,7 +40,7 @@ for i in lang/eval-okay-*.nix; do
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if test -e lang/$i.flags; then
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flags=$(cat lang/$i.flags)
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fi
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if ! NIX_PATH=lang/dir3:lang/dir4_PATH nix-instantiate $flags --eval-only --strict lang/$i.nix > lang/$i.out; then
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if ! NIX_PATH=lang/dir3:lang/dir4_PATH nix-instantiate $flags --eval --strict lang/$i.nix > lang/$i.out; then
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echo "FAIL: $i should evaluate"
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fail=1
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elif ! diff lang/$i.out lang/$i.exp; then
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@ -50,7 +50,7 @@ for i in lang/eval-okay-*.nix; do
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fi
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if test -e lang/$i.exp.xml; then
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if ! nix-instantiate --eval-only --xml --no-location --strict \
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if ! nix-instantiate --eval --xml --no-location --strict \
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lang/$i.nix > lang/$i.out.xml; then
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echo "FAIL: $i should evaluate"
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fail=1
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@ -5,7 +5,7 @@ source common.sh
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# Do all commands have help?
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#nix-env --help | grep -q install
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#nix-store --help | grep -q realise
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#nix-instantiate --help | grep -q eval-only
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#nix-instantiate --help | grep -q eval
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#nix-hash --help | grep -q base32
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# Can we ask for the version number?
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