Crate sheetport_spec 

SheetPort manifest specification types and helpers.

This crate defines the canonical data model for Formualizer I/O (FIO) manifests, provides serde serialization/deserialization, JSON Schema metadata, and validation helpers for authoring manifests that treat spreadsheets as pure input/output functions.

Structs

Capabilities

Optional capabilities block for feature gating.

Constraints

Constraints applied to a port or field.

LayoutDescriptor

Manifest

Canonical manifest representation.

ManifestIssue

A single manifest validation issue with a JSON Pointer-like path.

ManifestMeta

Manifest metadata block.

Port

Port definition.

RangeSchema

RecordField

RecordSchema

ScalarSchema

SelectorA1

SelectorLayout

SelectorName

SelectorStructRef

SelectorTable

SpecVersion

Wrapper around semver::Version for serde compatibility.

TableColumn

TableSchema

TableSelector

Selector for an Excel table. Reserved in core-v0; requires full-v0 profile.

Units

Units metadata (extensible).

ValidationError

Aggregate validation error returned when one or more issues are detected.

WorkbookMeta

Optional workbook descriptors. These fields are advisory hints for runtimes and may be ignored unless a runtime explicitly documents support.

Enums

Direction

Port direction.

FieldSelector

LayoutKind

Layout resolution behavior for layout selectors.

LayoutTermination

Profile

Conformance profile advertised by a manifest.

RangeKind

RecordKind

Schema

Schema union.

Selector

Selector union.

Shape

Port shape.

TableArea

TableKind

ValueType

Scalar value types.

Constants

CRATE_VERSION

Version of this reference implementation crate.

CURRENT_SPEC_VERSION

Current supported FIO specification version.

SPEC_IDENT

Constant identifier for this spec.

Functions

generate_schema_json_pretty

Generate the JSON Schema for Manifest using schemars at runtime.

generate_schema_value

Generate the JSON Schema as a serde_json::Value.

load_manifest_from_reader

Load a manifest from any reader implementing std::io::Read.

load_manifest_from_str

Load a manifest from a YAML string slice.

manifest_to_yaml

Serialize a manifest back to YAML, in a stable order.

schema_json

Returns the canonical JSON Schema (Draft 2019-09) for the current manifest version.