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{
"a": [
// Three versions, so this dependency is less constrained than "b", which will have
// its version selected first
{
"name": "a",
"version": "0.3.0",
"dependencies": {
"c": "~> 1.4", // This in incompatible with b = 2.0.0 (and this version is attempted first)
"e": "~> 1.4"
}
},
{
"name": "a",
"version": "0.2.0",
"dependencies": {
"c": "~> 1.3", // This in incompatible with b = 2.0.0 (and this version is attempted second)
"e": "~> 1.4"
}
},
{
"name": "a",
"version": "0.1.0",
"dependencies": {
"c": ">= 0", // This is compatible with b = 2.0.0...
"e": "~> 1.0",
"f": "~> 1.4" // ...but this constraint is incompatible with the e ~> 1.0 above it, causing a conflict
// where the parent of both requirements is requiring "a", but there are no more possibilities
// for "a". Correct unwind is to pick a new version of "b", and attempt a = 0.3.0 again.
}
}
],
"b": [
{
"name": "b",
"version": "2.0.0",
"dependencies": {
"c": "= 2.0.0",
"d": "~> 2.0"
}
},
{
"name": "b",
"version": "1.4.0",
"dependencies": {
"c": "= 1.4.0",
"d": "~> 1.4"
}
}
],
"c": [
{
"name": "c",
"version": "2.0.0",
"dependencies": {
"d": "~> 2.0.0"
}
},
{
"name": "c",
"version": "1.4.0",
"dependencies": {
"d": "~> 1.4"
}
}
],
"e": [
{
"name": "e",
"version": "2.0.0",
"dependencies": {
"d": "> 1, < 3"
}
},
{
"name": "e",
"version": "1.4.0",
"dependencies": {
"d": "> 1, < 3"
}
},
{
"name": "e",
"version": "1.0.0",
"dependencies": {}
}
],
"f": [
{
"name": "f",
"version": "1.4.0",
"dependencies": {
"e": "~> 2.0"
}
}
],
"d": [
{
"name": "d",
"version": "1.4.0",
"dependencies": {}
},
{
"name": "d",
"version": "2.0.0",
"dependencies": {}
}
]
}
|