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Pared down tests for the `nvm_supports_xz()` function in nvm
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| nvm_echo() { | |
| command printf %s\\n "$*" 2>/dev/null | |
| } | |
| nvm_version_greater() { | |
| command awk 'BEGIN { | |
| if (ARGV[1] == "" || ARGV[2] == "") exit(1) | |
| split(ARGV[1], a, /\./); | |
| split(ARGV[2], b, /\./); | |
| for (i=1; i<=3; i++) { | |
| if (a[i] && a[i] !~ /^[0-9]+$/) exit(2); | |
| if (b[i] && b[i] !~ /^[0-9]+$/) { exit(0); } | |
| if (a[i] < b[i]) exit(3); | |
| else if (a[i] > b[i]) exit(0); | |
| } | |
| exit(4) | |
| }' "${1#v}" "${2#v}" | |
| } | |
| nvm_version_greater_than_or_equal_to() { | |
| command awk 'BEGIN { | |
| if (ARGV[1] == "" || ARGV[2] == "") exit(1) | |
| split(ARGV[1], a, /\./); | |
| split(ARGV[2], b, /\./); | |
| for (i=1; i<=3; i++) { | |
| if (a[i] && a[i] !~ /^[0-9]+$/) exit(2); | |
| if (a[i] < b[i]) exit(3); | |
| else if (a[i] > b[i]) exit(0); | |
| } | |
| exit(0) | |
| }' "${1#v}" "${2#v}" | |
| } | |
| nvm_get_os() { | |
| local NVM_UNAME | |
| NVM_UNAME="$(command uname -a)" | |
| local NVM_OS | |
| case "${NVM_UNAME}" in | |
| Linux\ *) NVM_OS=linux ;; | |
| Darwin\ *) NVM_OS=darwin ;; | |
| SunOS\ *) NVM_OS=sunos ;; | |
| FreeBSD\ *) NVM_OS=freebsd ;; | |
| AIX\ *) NVM_OS=aix ;; | |
| esac | |
| nvm_echo "${NVM_OS-}" | |
| } | |
| nvm_is_merged_node_version() { | |
| nvm_version_greater_than_or_equal_to "$1" v4.0.0 | |
| } | |
| nvm_supports_xz() { | |
| if [ -z "${1-}" ]; then | |
| return 1 | |
| fi | |
| if [ "$(command uname -s)" = 'Darwin' ] && ! [ -f "/usr/lib/liblzma.dylib" ]; then | |
| return 1 | |
| elif ! command which xz >/dev/null 2>&1; then | |
| return 1 | |
| fi | |
| # all node versions v4.0.0 and later have xz | |
| if nvm_is_merged_node_version "${1}"; then | |
| return 0 | |
| fi | |
| # 0.12x: node v0.12.10 and later have xz | |
| if nvm_version_greater_than_or_equal_to "${1}" "0.12.10" && nvm_version_greater "0.13.0" "${1}"; then | |
| return 0 | |
| fi | |
| # 0.10x: node v0.10.42 and later have xz | |
| if nvm_version_greater_than_or_equal_to "${1}" "0.10.42" && nvm_version_greater "0.11.0" "${1}"; then | |
| return 0 | |
| fi | |
| local NVM_OS | |
| NVM_OS="$(nvm_get_os)" | |
| case "${NVM_OS}" in | |
| darwin) | |
| # darwin only has xz for io.js v2.3.2 and later | |
| nvm_version_greater_than_or_equal_to "${1}" "2.3.2" | |
| ;; | |
| *) | |
| nvm_version_greater_than_or_equal_to "${1}" "1.0.0" | |
| ;; | |
| esac | |
| return $? | |
| } | |
| nvm_supports_xz 2.3.3 |
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| nvm_echo() { | |
| command printf %s\\n "$*" 2>/dev/null | |
| } | |
| nvm_version_greater() { | |
| command awk 'BEGIN { | |
| if (ARGV[1] == "" || ARGV[2] == "") exit(1) | |
| split(ARGV[1], a, /\./); | |
| split(ARGV[2], b, /\./); | |
| for (i=1; i<=3; i++) { | |
| if (a[i] && a[i] !~ /^[0-9]+$/) exit(2); | |
| if (b[i] && b[i] !~ /^[0-9]+$/) { exit(0); } | |
| if (a[i] < b[i]) exit(3); | |
| else if (a[i] > b[i]) exit(0); | |
| } | |
| exit(4) | |
| }' "${1#v}" "${2#v}" | |
| } | |
| nvm_version_greater_than_or_equal_to() { | |
| command awk 'BEGIN { | |
| if (ARGV[1] == "" || ARGV[2] == "") exit(1) | |
| split(ARGV[1], a, /\./); | |
| split(ARGV[2], b, /\./); | |
| for (i=1; i<=3; i++) { | |
| if (a[i] && a[i] !~ /^[0-9]+$/) exit(2); | |
| if (a[i] < b[i]) exit(3); | |
| else if (a[i] > b[i]) exit(0); | |
| } | |
| exit(0) | |
| }' "${1#v}" "${2#v}" | |
| } | |
| nvm_get_os() { | |
| local NVM_UNAME | |
| NVM_UNAME="$(command uname -a)" | |
| local NVM_OS | |
| case "${NVM_UNAME}" in | |
| Linux\ *) NVM_OS=linux ;; | |
| Darwin\ *) NVM_OS=darwin ;; | |
| SunOS\ *) NVM_OS=sunos ;; | |
| FreeBSD\ *) NVM_OS=freebsd ;; | |
| AIX\ *) NVM_OS=aix ;; | |
| esac | |
| nvm_echo "${NVM_OS-}" | |
| } | |
| nvm_is_merged_node_version() { | |
| nvm_version_greater_than_or_equal_to "$1" v4.0.0 | |
| } | |
| nvm_supports_xz() { | |
| if [ -z "${1-}" ]; then | |
| return 1 | |
| fi | |
| if [ "$(command uname -s)" = 'Darwin' ]; then | |
| if ! [ -f "/usr/lib/liblzma.dylib" ]; then | |
| return 1 | |
| fi | |
| elif ! command which xz >/dev/null 2>&1; then | |
| return 1 | |
| fi | |
| # all node versions v4.0.0 and later have xz | |
| if nvm_is_merged_node_version "${1}"; then | |
| return 0 | |
| fi | |
| # 0.12x: node v0.12.10 and later have xz | |
| if nvm_version_greater_than_or_equal_to "${1}" "0.12.10" && nvm_version_greater "0.13.0" "${1}"; then | |
| return 0 | |
| fi | |
| # 0.10x: node v0.10.42 and later have xz | |
| if nvm_version_greater_than_or_equal_to "${1}" "0.10.42" && nvm_version_greater "0.11.0" "${1}"; then | |
| return 0 | |
| fi | |
| local NVM_OS | |
| NVM_OS="$(nvm_get_os)" | |
| case "${NVM_OS}" in | |
| darwin) | |
| # darwin only has xz for io.js v2.3.2 and later | |
| nvm_version_greater_than_or_equal_to "${1}" "2.3.2" | |
| ;; | |
| *) | |
| nvm_version_greater_than_or_equal_to "${1}" "1.0.0" | |
| ;; | |
| esac | |
| return $? | |
| } | |
| nvm_supports_xz 2.3.3 |
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| nvm_echo() { | |
| command printf %s\\n "$*" 2>/dev/null | |
| } | |
| nvm_version_greater() { | |
| command awk 'BEGIN { | |
| if (ARGV[1] == "" || ARGV[2] == "") exit(1) | |
| split(ARGV[1], a, /\./); | |
| split(ARGV[2], b, /\./); | |
| for (i=1; i<=3; i++) { | |
| if (a[i] && a[i] !~ /^[0-9]+$/) exit(2); | |
| if (b[i] && b[i] !~ /^[0-9]+$/) { exit(0); } | |
| if (a[i] < b[i]) exit(3); | |
| else if (a[i] > b[i]) exit(0); | |
| } | |
| exit(4) | |
| }' "${1#v}" "${2#v}" | |
| } | |
| nvm_version_greater_than_or_equal_to() { | |
| command awk 'BEGIN { | |
| if (ARGV[1] == "" || ARGV[2] == "") exit(1) | |
| split(ARGV[1], a, /\./); | |
| split(ARGV[2], b, /\./); | |
| for (i=1; i<=3; i++) { | |
| if (a[i] && a[i] !~ /^[0-9]+$/) exit(2); | |
| if (a[i] < b[i]) exit(3); | |
| else if (a[i] > b[i]) exit(0); | |
| } | |
| exit(0) | |
| }' "${1#v}" "${2#v}" | |
| } | |
| nvm_get_os() { | |
| local NVM_UNAME | |
| NVM_UNAME="$(command uname -a)" | |
| local NVM_OS | |
| case "${NVM_UNAME}" in | |
| Linux\ *) NVM_OS=linux ;; | |
| Darwin\ *) NVM_OS=darwin ;; | |
| SunOS\ *) NVM_OS=sunos ;; | |
| FreeBSD\ *) NVM_OS=freebsd ;; | |
| AIX\ *) NVM_OS=aix ;; | |
| esac | |
| nvm_echo "${NVM_OS-}" | |
| } | |
| nvm_is_merged_node_version() { | |
| nvm_version_greater_than_or_equal_to "$1" v4.0.0 | |
| } | |
| nvm_supports_xz() { | |
| if [ -z "${1-}" ] || ! command which xz >/dev/null 2>&1; then | |
| return 1 | |
| fi | |
| # all node versions v4.0.0 and later have xz | |
| if nvm_is_merged_node_version "${1}"; then | |
| return 0 | |
| fi | |
| # 0.12x: node v0.12.10 and later have xz | |
| if nvm_version_greater_than_or_equal_to "${1}" "0.12.10" && nvm_version_greater "0.13.0" "${1}"; then | |
| return 0 | |
| fi | |
| # 0.10x: node v0.10.42 and later have xz | |
| if nvm_version_greater_than_or_equal_to "${1}" "0.10.42" && nvm_version_greater "0.11.0" "${1}"; then | |
| return 0 | |
| fi | |
| local NVM_OS | |
| NVM_OS="$(nvm_get_os)" | |
| case "${NVM_OS}" in | |
| darwin) | |
| # darwin only has xz for io.js v2.3.2 and later | |
| nvm_version_greater_than_or_equal_to "${1}" "2.3.2" | |
| ;; | |
| *) | |
| nvm_version_greater_than_or_equal_to "${1}" "1.0.0" | |
| ;; | |
| esac | |
| return $? | |
| } | |
| nvm_supports_xz 2.3.3 |
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