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fix: resolve opencv version when running under npm 7 #10

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Apr 5, 2021
Merged

fix: resolve opencv version when running under npm 7 #10

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15 changes: 12 additions & 3 deletions install/dependencies.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ const { execSync } = require("child_process");
const isX64 = process.arch === "x64";

const install = (pkg) => {
execSync(`npm install ${pkg}`);
execSync(`npm install --no-save ${pkg}`);
}

const packages = {
Expand All @@ -21,9 +21,18 @@ if (!process.env["OPENCV4NODEJS_PREBUILT_SKIP_DEPENDENCIES"]) {
}

const op = process.platform;
let openCvVersion = process.env.npm_package_opencv;

console.log(`Installing prebuilt OpenCV v${process.env.npm_package_opencv} for plattform ${op}`);
install(`@nut-tree/opencv-build-${op}@${process.env.npm_package_opencv}`);
if (!openCvVersion) {
// npm 7 no longer sets fields from the package.json in process.env so lookup the package.json
// file we're running from. The environment variables are different when running locally vs
// as a dependency
const package = require(process.env.npm_package_from || process.env.npm_package_json);
openCvVersion = package.opencv;
}

console.log(`Installing prebuilt OpenCV v${openCvVersion} for platform ${op}`);
install(`@nut-tree/opencv-build-${op}@${openCvVersion}`);
packages[op].forEach(pkg => {
console.log(`Installing additional runtime dependency '${pkg}'`);
install(pkg);
Expand Down