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Add support for multiple flatten enums (#320)

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Co-authored-by: Graham Esau <gesau@hotmail.co.uk>
This commit is contained in:
Romain Lebran 2024-08-19 23:30:11 +02:00 • committed by GitHub
parent 30a9a384e2
commit 5d5837741c
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GPG key ID: B5690EEEBB952194
5 changed files with 279 additions and 42 deletions
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41
schemars/src/_private.rs
View file

@ -180,17 +180,7 @@ pub fn apply_inner_validation(schema: &mut Schema, f: fn(&mut Schema) -> ()) {
}
pub fn flatten(schema: &mut Schema, other: Schema) {
match other.try_to_object() {
Err(false) => {}
Err(true) => {
schema
.ensure_object()
.insert("additionalProperties".to_owned(), true.into());
}
Ok(obj2) => {
let obj1 = schema.ensure_object();
for (key, value2) in obj2 {
fn flatten_property(obj1: &mut Map<String, Value>, key: String, value2: Value) {
match obj1.entry(key) {
Entry::Vacant(vacant) => match vacant.key().as_str() {
"additionalProperties" | "unevaluatedProperties" => {
@ -204,7 +194,7 @@ pub fn flatten(schema: &mut Schema, other: Schema) {
},
Entry::Occupied(occupied) => {
match occupied.key().as_str() {
"required" => {
"required" | "allOf" => {
if let Value::Array(a1) = occupied.into_mut() {
if let Value::Array(a2) = value2 {
a1.extend(a2);
@ -225,6 +215,19 @@ pub fn flatten(schema: &mut Schema, other: Schema) {
*occupied.into_mut() = value2;
}
}
"oneOf" | "anyOf" => {
// `OccupiedEntry` currently has no `.remove_entry()` method :(
let key = occupied.key().clone();
let current = occupied.remove();
flatten_property(
obj1,
"allOf".to_owned(),
json!([
{ &key: current },
{ key: value2 }
]),
);
}
_ => {
// leave the original value as it is (don't modify `schema`)
}
@ -232,6 +235,20 @@ pub fn flatten(schema: &mut Schema, other: Schema) {
}
}
}
match other.try_to_object() {
Err(false) => {}
Err(true) => {
schema
.ensure_object()
.insert("additionalProperties".to_owned(), true.into());
}
Ok(obj2) => {
let obj1 = schema.ensure_object();
for (key, value2) in obj2 {
flatten_property(obj1, key, value2);
}
}
}
}

2
schemars/src/json_schema_impls/chrono04.rs
View file

@ -1,7 +1,7 @@
use crate::gen::SchemaGenerator;
use crate::{json_schema, JsonSchema, Schema};
use chrono04::prelude::*;
use alloc::borrow::Cow;
use chrono04::prelude::*;
impl JsonSchema for Weekday {
always_inline!();

2
schemars/src/json_schema_impls/semver1.rs
View file

@ -1,7 +1,7 @@
use crate::gen::SchemaGenerator;
use crate::{json_schema, JsonSchema, Schema};
use semver1::Version;
use alloc::borrow::Cow;
use semver1::Version;
impl JsonSchema for Version {
always_inline!();

60
schemars/tests/enum_flatten.rs Normal file
View file

@ -0,0 +1,60 @@
mod util;
use schemars::JsonSchema;
use util::*;
#[allow(dead_code)]
#[derive(JsonSchema)]
#[schemars(rename = "Flat")]
struct Flat {
f: f32,
#[schemars(flatten)]
e1: Enum1,
#[schemars(flatten)]
e2: Enum2,
#[schemars(flatten)]
e3: Enum3,
#[schemars(flatten)]
e4: Enum4,
#[schemars(flatten)]
e5: Enum5,
}
#[allow(dead_code)]
#[derive(JsonSchema)]
enum Enum1 {
B(bool),
S(String),
}
#[allow(dead_code)]
#[derive(JsonSchema)]
enum Enum2 {
U(u32),
F(f64),
}
#[allow(dead_code)]
#[derive(JsonSchema)]
enum Enum3 {
B2(bool),
S2(String),
}
#[allow(dead_code)]
#[derive(JsonSchema)]
enum Enum4 {
U2(u32),
F2(f64),
}
#[allow(dead_code)]
#[derive(JsonSchema)]
enum Enum5 {
B3(bool),
S3(String),
}
#[test]
fn test_flat_schema() -> TestResult {
test_default_generated_schema::<Flat>("enum_flatten")
}

160
schemars/tests/expected/enum_flatten.json Normal file
View file

@ -0,0 +1,160 @@
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "Flat",
"type": "object",
"properties": {
"f": {
"type": "number",
"format": "float"
}
},
"required": [
"f"
],
"allOf": [
{
"oneOf": [
{
"type": "object",
"properties": {
"B": {
"type": "boolean"
}
},
"required": [
"B"
],
"additionalProperties": false
},
{
"type": "object",
"properties": {
"S": {
"type": "string"
}
},
"required": [
"S"
],
"additionalProperties": false
}
]
},
{
"oneOf": [
{
"type": "object",
"properties": {
"U": {
"type": "integer",
"format": "uint32",
"minimum": 0
}
},
"required": [
"U"
],
"additionalProperties": false
},
{
"type": "object",
"properties": {
"F": {
"type": "number",
"format": "double"
}
},
"required": [
"F"
],
"additionalProperties": false
}
]
},
{
"oneOf": [
{
"type": "object",
"properties": {
"B2": {
"type": "boolean"
}
},
"required": [
"B2"
],
"additionalProperties": false
},
{
"type": "object",
"properties": {
"S2": {
"type": "string"
}
},
"required": [
"S2"
],
"additionalProperties": false
}
]
},
{
"oneOf": [
{
"type": "object",
"properties": {
"U2": {
"type": "integer",
"format": "uint32",
"minimum": 0
}
},
"required": [
"U2"
],
"additionalProperties": false
},
{
"type": "object",
"properties": {
"F2": {
"type": "number",
"format": "double"
}
},
"required": [
"F2"
],
"additionalProperties": false
}
]
}
],
"oneOf": [
{
"type": "object",
"properties": {
"B3": {
"type": "boolean"
}
},
"required": [
"B3"
],
"additionalProperties": false
},
{
"type": "object",
"properties": {
"S3": {
"type": "string"
}
},
"required": [
"S3"
],
"additionalProperties": false
}
]
}