chore: move old npm out of the way, do not mess with prefix

Author: achingbrain

.travis.yml

@@ -25,21 +25,20 @@ os:
   - windows
 
 before_install:
+  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then npm config set loglevel verbose ; fi
   # prevents windows error: npm ERR! ... git-sh-setup: file not found
   - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export PATH=/c/PROGRA~1/Git/usr/bin:/c/PROGRA~1/Git/mingw64/libexec/git-core:$PATH ; fi
   # change default prefix for windows - https://travis-ci.community/t/command-npm-i-g-npm-latest-fails/431/7
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then echo $NPM_CONFIG_PREFIX; fi
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export NPM_CONFIG_PREFIX_ORIG=$NPM_CONFIG_PREFIX; fi
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export NPM_CONFIG_PREFIX=c:\\npm_prefix PATH=/c/npm_prefix:$PATH; fi
+  #- if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export NPM_CONFIG_PREFIX=c:\\npm_prefix PATH=/c/npm_prefix:$PATH; fi
   # workspaces require npm 7 or above
-  - npm install -g npm@latest
+  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then ren `npm prefix -g`/node_modules/npm `npm prefix -g`/node_modules/npm_old && node `npm prefix -g`/node_modules/npm_old/bin/npm-cli.js i -g npm@latest ; fi
+  - if [[ "$TRAVIS_OS_NAME" != "windows" ]]; then npm install -g npm@latest ; fi
   # restore default prefix for windows - https://travis-ci.community/t/command-npm-i-g-npm-latest-fails/431/7
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export NPM_CONFIG_PREFIX=$NPM_CONFIG_PREFIX_ORIG; fi
+  #- if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export NPM_CONFIG_PREFIX=""; fi
   # the default path is broken up with node 14 and npm 7 on Windows - https://github.com/npm/cli/issues/2665
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export PATH=`npm prefix -g`:$PATH ; fi
+  #- if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then export PATH=`npm prefix -g`:$PATH ; fi
   # allow windows to run scripts with node 14 and npm 7 (may not be necessary when node 14 is no longer lts)
   - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then npm config set script-shell c:/PROGRA~1/Git/bin/bash.exe ; fi
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then npm config set loglevel verbose ; fi
 
 script: npx nyc -s npm run test -- -- -- -t node --bail
 after_success: npx nyc report --reporter=text-lcov > coverage.lcov && npx codecov