fix(installation): Check if python is available while checking for git,rustc and cargo
closes #374
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18
install.sh
18
install.sh
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@ -30,6 +30,22 @@ else
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exit 1
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fi
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# Look up python installations, starting with 3 with a fallback of 2
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if [ -x "$(command -v python3)" ]
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then
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PY="$(command -v python3)"
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elif [ -x "$(command -v python)" ]
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then
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PY="$(command -v python)"
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elif [ -x "$(command -v python2)" ]
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then
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PY="$(command -v python2)"
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else
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echo "ERROR: No working python installation was found"
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echo "Please install python and add it to the PATH variable"
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exit 1
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fi
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# Function that compares two versions strings v1 and v2 given in arguments (e.g 1.31 and 1.33.0).
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# Returns 1 if v1 > v2, 0 if v1 == v2, 2 if v1 < v2.
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function vercomp() {
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@ -86,7 +102,7 @@ Path=${1:-rustlings/}
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echo "Cloning Rustlings at $Path..."
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git clone -q https://github.com/rust-lang/rustlings $Path
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Version=$(curl -s https://api.github.com/repos/rust-lang/rustlings/releases/latest | python -c "import json,sys;obj=json.load(sys.stdin);print(obj['tag_name']);")
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Version=$(curl -s https://api.github.com/repos/rust-lang/rustlings/releases/latest | ${PY} -c "import json,sys;obj=json.load(sys.stdin);print(obj['tag_name']);")
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CargoBin="${CARGO_HOME:-$HOME/.cargo}/bin"
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echo "Checking out version $Version..."
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