chore: Switch to this repository from predecessor

bin/extract_tests.xsh

@@ -0,0 +1,36 @@
+#!/usr/bin/env xonsh
+
+import re
+
+#### Set Parameters
+# Should be a list of Path objects:
+TEST_LIST = pg`tests/*.spt`
+
+# Should be the top-level directory for all extracted tests:
+# (there will be one subdirectory per item in TEST_LIST)
+DESTINATION = 'tests/extracted'
+
+# Extension for extracted files:
+EXT = 'fos'
+
+# Extension for expectations:
+EXP = 'expect'
+
+for path in TEST_LIST:
+  destdir = pf"{DESTINATION}/{path.stem}"
+  mkdir -p @(destdir)
+  contents = path.read_text()
+  tests = re.split(r'test\s*(.+?)\s*\[\[.*?\n', contents)[1:]
+  testit = iter(tests)
+  for name, details in zip(testit, testit):
+    em = re.search(r'\n\s*\]\]', details)
+    if not em: continue
+    example = details[:em.start()+1]
+    expath = destdir / f"{name}.{EXT}"
+    expath.write_text(example)
+    echo Wrote @(expath)
+    xm = re.search(r'/\*\*\s+writes.*?\n([\s\S]*?)\*\*/', details[em.end():])
+    if xm:
+      xpath = destdir / f"{name}.{EXP}"
+      xpath.write_text(xm[1])
+      echo "  ...and" @(xpath)

bin/fosgen

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+#!/bin/bash
+
+##### Convenience:
+erro() { printf "%s\n" "$*" >&2; }
+
+##### Set defaults:
+SUPPRESS_ERR=YES
+LANGUAGE=Python
+
+##### Extract command line options:
+while [[ $1 = -* ]]
+do
+  case $1 in
+    -h|--help)
+      echo
+      echo "Usage:"
+      echo "  fosgen [-d] [-l LANGUAGE] FILE"
+      echo
+      echo "Writes to standard output the code generated from the fostr"
+      echo "program in FILE, targeting the specified LANGUAGE (which"
+      echo "defaults to Python)."
+      echo
+      echo "The -d option writes diagnostic output to standard error."
+      exit
+      ;;
+    -d)
+      SUPPRESS_ERR=''
+      ;;
+    -l)
+      shift
+      LANGUAGE="$1"
+      ;;
+  esac
+  shift
+done
+
+##### Get positional arguments:
+PROGRAM=$1
+
+##### Corral resources:
+BINDIR=$(dirname $BASH_SOURCE)
+SUNJAR="$BINDIR/../lib/sunshine.jar"
+PROJDIR="$BINDIR/.."
+
+if [[ ! -f $SUNJAR ]]; then
+  erro "Please download the Spoofax Sunshine jar to the lib directory."
+  erro "Recommended command:"
+  erro "  curl -o lib/sunshine.jar -L 'http://artifacts.metaborg.org/service/local/artifact/maven/redirect?r=snapshots&g=org.metaborg&a=org.metaborg.sunshine2&v=LATEST'"
+  exit 1
+fi
+
+if [[ ! $MVN_REPO ]]; then
+  MVN_REPO="$HOME/.m2/repository"
+fi
+if [[ ! -d $MVN_REPO ]]; then
+  MVN_REPO="/root/.m2/repository"
+fi
+if [[ ! -d $MVN_REPO ]]; then
+  erro "Cannot find your Maven repository. Please set environment variable"
+  erro "MVN_REPO to its full path and re-run."
+  exit 1
+fi
+
+##### Perform the code generation:
+if [[ $SUPPRESS_ERR ]]
+then
+  exec 2>/dev/null
+fi
+
+java -jar $SUNJAR transform -p $PROJDIR -l $PROJDIR -l $MVN_REPO -n $LANGUAGE -i $PROGRAM
+exit $?

bin/generate_test_code

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+#!/bin/bash
+
+failed=0
+
+for dir in tests/extracted/*; do
+  for file in $dir/*.fos; do
+    for language in Python Javascript Haskell; do
+      echo bin/fosgen -l ${language%.*} $file ...
+      bin/fosgen -l $language $file
+      if [[ $? -ne 0 ]]; then
+        echo '   ... Failed.'
+        ((failed++))
+      fi
+    done
+  done
+done
+
+echo "Code generation completed with $failed failures."
+exit $failed

bin/run_tests

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+command=$1
+ext=$2
+total=0
+failed=0
+diffed=0
+
+for dir in tests/extracted/*; do
+  for file in $dir/*.$ext; do
+    ((total++))
+    $command $file > $file.out
+    if [[ $? -ne 0 ]]; then
+      echo ERROR: $command $file failed.
+      ((failed++))
+    else
+      if [[ -f ${file%.*}.expect ]]; then
+        echo ---- diff ${file%.*}.expect $file.out ----
+        diff ${file%.*}.expect $file.out
+        if [[ $? -ne 0 ]]; then
+          ((diffed++))
+        fi
+        echo -------------------------------
+      fi
+    fi  
+  done
+done
+
+echo "Ran $total tests: $failed failures, $diffed runs differed."
+if [[ $failed -gt 0 ]] || [[ $diffed -gt 0 ]]; then
+  exit 1
+fi
+exit 0